Submission #3819240

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Source Code Expand

#include <iostream>
#include <cstdio>
#include <cmath>
#include <map>

using namespace std;

map < int, int > cmap[2];
int n, maxc[2];

int main() {
    cin >> n;
    for (int i = 0; i < n; ++i) {
        int x; scanf("%d", &x);
        maxc[i % 2] = max(maxc[i % 2], ++cmap[i % 2][x]);
    }
    cout << n - maxc[0] - maxc[1];
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:14:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         int x; scanf("%d", &x);
                               ^

Judge Result