#include <stdio.h> 
#include <conio.h> 
int a; 
float b,c,d;
main() {
printf("input number = ");
scanf("%d",&a); 
if(a==0){ 
printf("Program:Addition"); 
printf("\nInput b: "); 
scanf("%g",&b);
printf("Input c: "); 
scanf("%g",&c);
d=b+c;
printf("\nResult:%g",d);
}
else{ 
  printf("Program:Delition"); 
printf("\nInput b:"); 
scanf("%g",&b);
printf("Input c: "); 
scanf("%g",&c);
d=b-c;
printf("\nResult:%g",d);
} 
}