Submission #124770

#	Time	Username	Problem	Language	Result	Execution time	Memory
124770		Touubs	CATS (NOI14_cats)	C++17	0 / 25	48 ms	432 KiB

cats

#include <bits/stdc++.h>
using namespace std;
#define dout if(false) cout

void testcase() {
    int X, L, N;
    cin >> X >> L >> N;

    int level = L/(2*N) + 1;
    dout << level << endl;

    int flips = 0;

    int counterPerIter = 1 << level;
    int flipPerIter = 2 * counterPerIter - 1;

    int iterations = X / counterPerIter;
    flips += iterations * flipPerIter;

    X = X % counterPerIter;

    dout << counterPerIter << endl;
    dout << flipPerIter << endl;

    cout << 0/0;

    while (counterPerIter > 0 && X != 0) {
        dout << counterPerIter << endl;
        dout << flipPerIter << endl;
        dout << flips << endl << endl;
        if (counterPerIter <= X) {
            X -= counterPerIter;
            flips += flipPerIter;
        } else {
            flips++;
        }
        counterPerIter = counterPerIter >> 1;
        flipPerIter = flipPerIter >> 1;
        level--;
    }

    dout << endl << flips << endl;
    int min = (L/(2*N) + 1) * (2*N);
    cout << (min | (flips & 1)) << endl;
    dout << flips << "\n";
}

signed main() {
    int Q;
    cin >> Q;
    for (int i = 0; i < Q; i++) {
        testcase();
    }
    
}

Compilation message (stderr)

cats.cpp: In function 'void testcase()':
cats.cpp:25:14: warning: division by zero [-Wdiv-by-zero]
     cout << 0/0;
             ~^~

• Subtask 1: 0 / 4
• Subtask 2: 0 / 4
• Subtask 3: 0 / 4
• Subtask 4: 0 / 4
• Subtask 5: 0 / 4
• Subtask 6: 0 / 5