Problem A: 数字阵列

Problem A: 数字阵列

Time Limit: 1 Sec  Memory Limit: 128 MB
Submit: 988  Solved: 798
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Description

输入正整数N（1≤N≤9），输出数字阵列

Sample Input Copy 

5

Sample Output Copy 

1
12
123
1234
12345
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