제출 #1147363

#제출 시각아이디문제언어결과실행 시간메모리
1147363koukirocksRoom Temperature (JOI24_ho_t1)C++20
100 / 100
62 ms4168 KiB
#include <bits/stdc++.h> #define speed ios_base::sync_with_stdio(0);cin.tie(0) #define all(x) x.begin()+1, x.end() using namespace std; typedef long long ll; int main() { speed; int n,T; cin>>n>>T; vector<ll> a(n+1); for (int i=1;i<=n;i++) { cin>>a[i]; a[i]%=T; } sort(all(a)); ll ans=a[n]-a[1]; for (int i=2;i<=n;i++) { ans=min(ans,a[i-1]+T-a[i]); } cout<<(ans+1)/2<<"\n"; return 0; }
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