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  1. #include <stdio.h>
  2.  
  3. void calculate(int(*a)[4]);
  4.  
  5. int main(void){
  6. 	int a[3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}};
  7.  
  8. 	calculate(a);
  9. 	return 0;
  10. }
  11.  
  12. void calculate(int (*a)[4]){
  13. 	int sum[3]={0};
  14. 	for(int i=0;i<3;i++){
  15. 		for(int j=0;j<4;j++){
  16.             sum[i]+=a[i][j];
  17.         }
  18.     }
  19.  
  20. 	for(int i=0;i<3;i++){
  21.         printf("sum = %d\n",sum[i]);
  22.     }
  23. }
Success #stdin #stdout 0s 5312KB
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stdin
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Standard input is empty
stdout
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sum = 10
sum = 26
sum = 42
https://ideone.com/72slDT
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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