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whatalnk/abc040-a.cpp

Last active November 13, 2016 01:54
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AtCoder ABC #040 A [C++]
Raw
abc040-a.cpp
#include <algorithm>
#include <iostream>
#include <string>
using namespace std;
int main() {
int n, x;
cin >> n >> x;
cout << min({x - 1, n - x }) << endl;
return 0;
}
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