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小学一年级数学20以内加减法综合作业练习题
姓名:班级:日期:用时:分钟得分:
1
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8
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1
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1
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7
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2
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4
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4
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1
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10
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4
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7
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1
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4
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3
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7
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9
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8
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1
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4
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1
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4
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2
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6
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2
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7
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4
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3
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4
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5
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10
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8
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2
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7
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5
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5
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8
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1
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8
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10
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7
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7
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10
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7
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7
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10
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5
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4
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4
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8
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3
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7
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3
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4
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6
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5
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4
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5
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4
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5
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9
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7
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10
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5
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6
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7
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7
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6
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5
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5
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3
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7
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9
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8
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2
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8
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3
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1
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10
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2
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3
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7
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1
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1
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10
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5
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5
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5
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6
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2
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1
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1
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9
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5
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5
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5
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9
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4
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10
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10
=
7
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5
=
5
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8
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8
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7
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5
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3
=
5
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4
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2
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9
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3
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6
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2
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5
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5
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7
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1
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3
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4
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6
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6
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2
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10
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7
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4
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1
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9
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9
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4
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7
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9
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4
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9
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7
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4
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8
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9
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5
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5
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7
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10
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5
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6
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6
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2
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6
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9
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3
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10
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8
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5
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7
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8
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10
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5
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10
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9
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1
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2
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9
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8
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8
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1
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1
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1
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2
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7
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9
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3
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5
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8
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6
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5
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6
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7
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2
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3
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4
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4
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7
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2
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7
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7
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8
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5
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2
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1
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7
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9
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7
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3
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8
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7
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6
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1
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7
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8
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7
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9
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9
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8
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8
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5
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1
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7
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1
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8
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2
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9
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3
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3
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7
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4
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4
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9
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9
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4
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9
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7
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6
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2
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6
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6
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4
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4
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3
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6
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9
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4
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7
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4
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9
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10
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3
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5
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7
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5
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10
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3
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2
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3
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9
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5
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9
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4
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7
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7
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7
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1
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6
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2
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6
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3
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3
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4
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6
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5
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6
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1
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8
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4
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1
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3
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7
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8
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1
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6
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2
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7
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5
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1
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2
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8
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2
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10
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10
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10
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6
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7
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6
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9
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2
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9
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4
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10
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7
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9
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5
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10
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6
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5
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8
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1
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2
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3
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3
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4
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2
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3
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7
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6
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8
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7
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1
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9
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6
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7
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10
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2
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7
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1
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5
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4
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1
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1
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1
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1
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1
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2
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1
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9
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9
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3
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6
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5
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1
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1
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4
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1
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10
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1
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1
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5
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1
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7
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6
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5
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9
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8
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9
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10
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4
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4
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4
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1
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7
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6
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4
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6
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5
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7
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1
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2
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1
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3
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4
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3
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8
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8
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5
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7
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5
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2
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10
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5
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10
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6
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3
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2
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3
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8
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7
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3
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8
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4
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1
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9
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7
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1
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1
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10
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2
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1
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5
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4
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4
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2
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4
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4
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4
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6
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10
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9
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2
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7
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10
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9
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5
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8
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2
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10
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7
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9
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6
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10
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3
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10
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1
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10
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3
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6
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7
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4
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4
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5
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3
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5
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10
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3
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5
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5
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1
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8
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4
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8
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1
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3
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1
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5
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7
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8
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8
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3
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1
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3
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6
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9
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6
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6
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8
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