WAP to input angles of a triangle and check if it is valid triangle sum of 3 angles = 180.

#include<stdio.h>
int main()
{
 int a,b,c,sum;
 printf("enter angle to triangle");
 scanf("%d %d %d",&a,&b,&c);
 sum=a+b+c;
 if(sum==180)
 {
     printf("valid");
 }
   else
   {
       printf("invalid");
   }
    return 0;
}