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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. 	int a, b;
  5. 	for(a=1; a<=9; a++){
  6. 		printf("%dの段", a);
  7. 		for(b=1; b<=9; b++){
  8. 			printf("%3d", a*b);
  9. 		}
  10. 	printf("\n");
  11. 	}
  12.  
  13.  
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0.01s 5320KB
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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/jziHyg
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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