using namespace std;

int max_of_four(int a, int b, int c, int d)

{

int arr[4] = {a,b,c,d};

int largest = arr[0];

for(int i =1; i<4; i++)

{

     if(largest < arr[i])

        largest = arr[i];

}

return largest;

}

int funcc(int a, int b, int c, int d) { int max_of_four = a;

if (b > max_of_four) {
    max_of_four = b;
}
if (c > max_of_four) {
    max_of_four = c;
}
if (d > max_of_four) {
    max_of_four = d;
}

return max_of_four;

}

int main() { int a, b, c, d; cin >> a >> b >> c >> d;

int max_value = funcc(a, b, c, d);
cout << max_value << endl;

return 0;

}

include

include

using namespace std;

/* Add int max_of_four(int a, int b, int c, int d) here. */ int max_of_four(int a, int b, int c, int d); int main() { int a, b, c, d; scanf("%d %d %d %d", &a, &b, &c, &d); int ans = max_of_four(a, b, c, d); printf("%d", ans);

return 0;

} int max_of_four(int a, int b, int c, int d){ int max; if(a>b && a>c && a>d){ max = a; } else if(b>a && b>c && b>d){ max = b; } else if(c>a && c>b && c>d){ max = c; } else{ max =d; } return max; }

include

include

using namespace std;

int funcc(int a, int b, int c ,int d){ int max_of_four =0; if (a > b && a > c && a > d){ max_of_four = a;

} else if (b > a && b > c && b > d) { max_of_four = b; } else if (c > a && c > b && c > d) { max_of_four = c; } else if (d > a && d > b && d > c){ max_of_four = d; }

return max_of_four;

}

int main() {

int a, b, c, d;
cin>> a >> b >> c >>d ;
int max_value = funcc(a,b,c,d);
cout<<max_value<<endl;


return 0;

}

include

int max_of_four(int a, int b, int c, int d) { return std::max({a, b, c, d}); }