max_of_four.cpp

/*You have to write a function int max_of_four(int a, int b, int c, int d) which reads four arguments and returns the greatest of them.
 Input Format

Input will contain four integers - a,b,c,d , one in each line.

Output Format

Print the greatest of the four integers.
PS: I/O will be automatically handled.
*/


#include <iostream>
#include <cstdio>
#include<algorithm> 
using namespace std;




int max_of_four(int a, int b, int c, int d){
    if(a > b && a > c && a > d) return a;
    else if(b > a && b > c && c > d) return b;
    else if(c > a && c > b && c > d) return c;
    else return d;
}
 
int main() {
    int a, b, c, d;
    cin>>a>>b>>c>>d;
 
      cout << max_of_four(a,b,c,d);
 
    
    return 0;
}