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  1. #include <stdio.h>
  2. void calculate(int (*a)[4]);
  3. int main(void) {
  4. 	int a[3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}};
  5. 	calculate(a);
  6. 	return 0;
  7. }
  8. void calculate(int (*a)[4]){
  9. 	int sum;
  10. 	for(int i=0;i<3;i++){
  11. 		sum=0;
  12. 		for(int j=0;j<4;j++){
  13. 			sum+=a[i][j];
  14. 		}
  15. 		printf("%d行目の合計は%d\n",i+1,sum);
  16. 	}
  17. }
Success #stdin #stdout 0.01s 5316KB
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stdin
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Standard input is empty
stdout
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1行目の合計は10
2行目の合計は26
3行目の合計は42
https://ideone.com/3ztbuS
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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