#include <stdio.h>
main()
{
    int a;
    printf("\ninput number =");
    scanf("%d",&a);
    if(a==0){
    	printf("program:+");
	   float a,b,c;
	printf("\nInput A : ");
	scanf("%f",&a);
	printf("\nInput B : ");
	scanf("%f",&b);
	c = a+b;
	printf("\nResult : %.2f",c);
    }
    else{
    	printf("program:-");
    float a,b,c;
	printf("\nInput A : ");
	scanf("%f",&a);
	printf("\nInput B : ");
	scanf("%f",&b);
	c = a-b;
	printf("\nResult : %.2f",c);
}
}