Jagged array to a variable-length two-dimensional array, the number of rows can be input to determine the number of elements in each row can still be decided by the input. Each array element values ​ ​ are 1. Execution results are as follows: Enter the number of rows: 5 Please enter the number of elements in the line 1: 20 Enter the number of elements in row 2: 34 Please enter the number of elements of 3 lines Please enter the number of elements in the line 4: 17: Enter the number of elements in the 5 rows: 25 11111111111111111111 1111111111111111111111111111111111 11111111111111111 111111111 1111111111111111111111111 Press any key to continue

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