C program to find sum of two numbers

#include<stdio.h>
 
int main()
{
	int a,b,sum;
 
	printf("Enter first number:");
	scanf("%d",&a);
 
	printf("Enter second number:");
	scanf("%d",&b);
 
	sum=a+b;
	printf("\nSum=%d",sum);
 
	return 0;	
}
                                

Enter first number:40
Enter second number:18

Sum=58