Submission #987873

#	Time	Username	Problem	Language	Result	Execution time	Memory
987873		Acanikolic	Best Place (NOI17_bestplace)	C++14	3 / 100	17 ms	3164 KiB

bestplace

#include <bits/stdc++.h>

#define pb push_back

#define S second

#define F first

const int N = 1e5 + 10;

const int inf = 2e9;

using namespace std;

int x[N],y[N],n;

int dist(int x1,int y1,int x2,int y2) {
    return abs(x1 - x2) + abs(y1 - y2);
}

int solve(int X,int Y) {
    int res = 0;
    for(int i = 1; i <= n; i++) res += abs(x[i] - X) + abs(y[i] - Y);
    return res;
}

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n;
    int smX = 0,smY = 0;
    for(int i = 1; i <= n; i++) {
        cin >> x[i] >> y[i];
        smX += x[i];
        smY += y[i];
    }
    int Q1 = smX / n,Q2 = (smX + n - 1) / n,W1 = smY / n,W2 = (smY + n - 1) / n;
    int res = solve(Q1,W1);
    res = min(res,solve(Q1,W2));
    res = min(res,solve(Q2,W1));
    res = min(res,solve(Q2,W2));
    int rezX,rezY;
    if(res == solve(Q1,W1)) {
        rezX = Q1;
        rezY = W1;
    }else if(res == solve(Q1,W2)) {
        rezX = Q1;
        rezY = W2;
    }else if(res == solve(Q2,W1)) {
        rezX = Q2;
        rezY = W1;
    }else if(res == solve(Q2,W2)) {
        rezX = Q2;
        rezY = W2;
    }
    cout << rezX << " " << rezY;
    return 0;
}

Compilation message (stderr)

bestplace.cpp: In function 'int main()':
bestplace.cpp:57:28: warning: 'rezY' may be used uninitialized in this function [-Wmaybe-uninitialized]
   57 |     cout << rezX << " " << rezY;
      |                            ^~~~
bestplace.cpp:57:21: warning: 'rezX' may be used uninitialized in this function [-Wmaybe-uninitialized]
   57 |     cout << rezX << " " << rezY;
      |                     ^~~

• Subtask 1: 3 / 3
• Subtask 2: 0 / 20
• Subtask 3: 0 / 28
• Subtask 4: 0 / 13
• Subtask 5: 0 / 17
• Subtask 6: 0 / 19