Submission #536653

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Source Code Expand

#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <cmath>

#define FORR(i,b,e) for(int i=(b);i<(int)(e);++i)
#define FOR(i,e) FORR(i,0,e)
#define ALL(c) begin(c), end(c)
#define dump(var) cerr << #var ": " << var << "\n"
#define dumpc(con) for(auto& e: con) cerr << e << " "; cerr<<"\n"

using namespace std;

int main() {
    cin.tie(0);
    ios::sync_with_stdio(false);

    int n, m;
    cin >> n >> m;
    double nd = (n%12)*30 + (double)m/2;
    double md = m*6;
    
    double d = abs(md - nd);
    cout << fixed << setprecision(6)
         <<(d>180? 360-d: d) << endl;
    
    return 0;
}

Submission Info

Judge Result