C++ Language
#include<iostream.h> #include<conio.h> int sum(int,int,int); void main() { int a,b,c,result; clrscr(); cout<<"Enter values of a,b,c"<<endl; cin>>a>>b>>c; result=sum(a,b,c); cout<<"Sum="<<result; getch(); } int sum(int x,int y,int z) { return(x+y+z); } /*OUTPUT*/ Enter values of a,b,c 2 4 6 Sum=12