#include <stdio.h>
void calculate( int (*a)[4]);
int main(void) {
int a[3][4]={ {1,2,3,4}, {5,6,7,8}, {9,10,11,12}};
calculate(a);
return 0;
}
void calculate( int (*a)[4]){
for (int i=0;i<3;i++){
int sum = 0;
for (int j=0;j<4;j++){
sum = sum + a[i][j];
}
}
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