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  1. #include <stdio.h>
  2.  
  3. void calculate( int (*a)[4] );
  4.  
  5. int main(void) {
  6. 	int x[3][4]={
  7. 		{1,2,3,4},
  8. 		{5,6,7,8},
  9. 		{9,10,11,12},
  10. 	};
  11. 	calculate(x);
  12.  
  13. 	return 0;
  14. }
  15.  
  16. void calculate( int (*a)[4] ){
  17. 	int sum=0;
  18. 	for(int i=0;i<3;i++){
  19. 		sum=0;
  20. 		for(int j=0;j<4;j++){
  21. 			sum+=a[i][j];
  22. 		}
  23. 		printf("%d行目の和は%d\n",i,sum);
  24. 	}
  25.  
  26. }
Success #stdin #stdout 0s 5440KB
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stdin
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Standard input is empty
stdout
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0行目の和は10
1行目の和は26
2行目の和は42
https://ideone.com/ctq6Br
language:
C (gcc 8.3)
created:
2 years ago
visibility:
public

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