용액

[골5] 2467 - 용액

#include #include #include #define FAST_IO() \ {\ ios::sync_with_stdio(false);\ cin.tie(NULL); \ cout.tie(NULL); \ }\ using namespace std; int main() { FAST_IO(); int n; cin >> n ; vector v(n); for (int i = 0; i > v[i]; int s = 0, e = n - 1, min = 2e9; pair res; while (s < e) { int a = v[s], b = v[e]; int val = abs(a + b); if (val < min) { min = val; res = { a, b }; } if (a + b < ..