Help me in solving BNE_APT problem

My issue

include <stdio.h>

int main() {
int N,M,X,Y;
scanf(“%d%d%d%d”,&N,&M,&X,&Y);
printf(“%d”,((NM)+(XY)));

}

My code

#include <stdio.h>

int main() {
	int N,M,X,Y;
	scanf("%d%d%d%d",&N,&M,&X,&Y);
	printf("%d",((N*M)+(X*Y)));

}


Learning course: Algorithmic Problem Solving
Problem Link: https://www.codechef.com/learn/course/klu-problem-solving/KLUPS00/problems/BNE_APT

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