int main()
{
int a[3][4];
for (int i = 0; i < 3; ++i){
for (int j = 0; j < 4; ++j){
scanf("%d", &a[i][j]);
}
}
int maxi = 0, maxj = 0;
int max = a[0][0];
for (int i = 0; i < 3; ++i){
for (int j = 0; j < 4; ++j){
if (max < a[i][j]){
max = a[i][j];
maxi = i;
maxj = j;
}
}
}
printf("max[%d,%d] = %d\n", maxi, maxj, max);
return 0;
}