01: #include <stdio.h>
02:
03: int main (void)
04: {
05: int i, j;
06:
07: for (j=1;j<=9;j++)
08: {
09: for(i=1;i<=9;i++) /*九九のjの段*/
10: {
11: printf(" %2d", i*j); /*jの段のi番目を表示*/
12: }
13: printf("\n");
14: }
15:
16: return 0;
17: }