#include <stdio.h>
int main(void) {
/*int n;
printf("Enter the columns: \n");
scanf("%d",&n);
int m;
printf("Enter the rows: \n");
scanf("%d",&m);*/
for(int i=1;i<=4;i++){
for(int j=4;i+j==5;j--){
}
}
return 0;
}
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