Submission #1041132

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Source Code Expand

#include <bits/stdc++.h>
#define SZ(x) ((int) (x).size())
using namespace std;

typedef long long i64;

int64_t mabs(int64_t x) {
    return x < 0 ? -x: x;
}

int main() {
    #ifdef LOCAL_RUN
    freopen("task.in", "r", stdin);
    freopen("task.out", "w", stdout);
    //freopen("task.err", "w", stderr);
    #endif // ONLINE_JUDGE
    ios::sync_with_stdio(false);
    cin.tie(0);

    int64_t x, y;
    cin >> x >> y;

    if (x == y) {
        cout << "0\n";
    } else {
        int64_t ans = 0;
        if (mabs(x + 1 - y) > mabs(x - y)) {
            x *= -1;
            ans++;
        }
        ans += mabs(mabs(x) - mabs(y));
        x += mabs(x - y);
        if (x != y) {
            ans++;
        }
        cout << ans << "\n";
    }
}

Submission Info

Judge Result