This program shows the greatest number between three numbers using if-else-if statement. It takes three numbers as input from user and output the greatest number.
C++ Program
#include<iostream> using namespace std; int main() { int num1,num2,num3; cout<<" Enter value for first number"; cin>>num1; cout<<" Enter value for second number"; cin>>num2; cout<<" Enter value for third number"; cin>>num3; if(num1>num2&&num1>num3) { cout<<" First number is greatest:"<<endl<<"whick is= "<<num1; } else if(num2>num1&&num2>num3) { cout<<" Second number is greatest"<<endl<<"whick is= "<<num2; } else { cout<<" Third number is greatest"<<endl<<"whick is= "<<num3; } return 0; }