Largest About four numbers

#include<stdio.h>

int main()
{
    int a,b,c,d;
    scanf("%d %d %d %d", &a, &b, &c, &d);
    if(a>b){
        if(a>c){
            if(a>d){
                printf("%d\n", a);
            }
            else{
                printf("%d\n", d);
            }
        }
    }
    else if(b>c){
        if(b>d){
            printf("%d\n", b);
        }
        else{
            printf("%d\n", d);
        }
    }
    else if(c>d){
        printf("%d\n", c);
    }
    else{
        printf("%d\n", d);
    }
}