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  1. //第4回　課題1
  2.  
  3. #include <stdio.h>
  4.  
  5. void calculate(int (*a)[4]);
  6.  
  7. int sum[3];
  8.  
  9. int main(void){
  10. 	int a[3][4]={
  11. 		{1,2,3,4},
  12. 		{5,6,7,8},
  13. 		{9,10,11,12}
  14. 	};
  15.  
  16. 	calculate(a);
  17.  
  18. 	for(int i=0;i<3;i++){
  19. 		printf("a[%d]行目の合計:%d\n",i,sum[i]);
  20. 	}
  21.  
  22. 	return 0;
  23. }
  24.  
  25. void calculate(int (*a)[4]){
  26. 	for (int i=0;i<3;i++){
  27. 		sum[i]=0;
  28.  
  29. 		for (int j=0;j<4;j++){
  30. 			sum[i]+=a[i][j];
  31. 		}
  32. 	}
  33. }
  34.  
Success #stdin #stdout 0s 5288KB
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stdin
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Standard input is empty
stdout
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a[0]行目の合計:10
a[1]行目の合計:26
a[2]行目の合計:42
https://ideone.com/PNtrJH
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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