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P1116 车厢重组

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R38788162
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Baoshuo Ren 2020-09-23 20:45:48 +08:00 committed by Baoshuo Ren
parent 46fc18cd1d
commit 4df57d2fda
Signed by: baoshuo
GPG Key ID: 70F90A673FB1AB68
1 changed files with 25 additions and 0 deletions
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problem/P1116/P1116.cpp Normal file
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// R38788162
#include <bits/stdc++.h>
using namespace std;
int main() {
int n, a[10005], ans = 0;
cin >> n;
for (int i = 0; i < n; i++) {
cin >> a[i];
}
for (int i = 0; i < n; i++) {
for (int j = 1; j < n; j++) {
if (a[j] < a[j - 1]) {
a[j] ^= a[j - 1];
a[j - 1] ^= a[j];
a[j] ^= a[j - 1];
ans++;
}
}
}
cout << ans << endl;
return 0;
}