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  1. #include <stdio.h>
  2. int main() {
  3. 	int i, j;
  4.  
  5. 	for (i = 1; i <= 9; i++) {
  6. 		printf("%dの段:", i); 
  7. 		for (j = 1; j <= 9; j++) {
  8. 			printf("%3d", i * j);
  9. 		}
  10.         printf("\n");
  11. 	}
  12.  
  13. 	return 0;
  14. }
Success #stdin #stdout 0s 5328KB
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stdin
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Standard input is empty
stdout
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1の段:  1  2  3  4  5  6  7  8  9
2の段:  2  4  6  8 10 12 14 16 18
3の段:  3  6  9 12 15 18 21 24 27
4の段:  4  8 12 16 20 24 28 32 36
5の段:  5 10 15 20 25 30 35 40 45
6の段:  6 12 18 24 30 36 42 48 54
7の段:  7 14 21 28 35 42 49 56 63
8の段:  8 16 24 32 40 48 56 64 72
9の段:  9 18 27 36 45 54 63 72 81
https://ideone.com/Is4MtZ
language:
C (gcc 8.3)
created:
11 hours ago
visibility:
public

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