Toy Train
D1. Toy Train (Simplified)
https://codeforces.com/contest/1130/problem/D1
D2. Toy Train
https://codeforces.com/contest/1130/problem/D2
題解:
/* *@Author: STZG *@Language: C++ */ #include <bits/stdc++.h> #include<iostream> #include<algorithm> #include<cstdlib> #include<cstring> #include<cstdio> #include<string> #include<vector> #include<bitset> #include<queue> #include<deque> #include<stack> #include<cmath> #include<list> #include<map> #include<set> //#define DEBUG #define RI register int using namespace std; typedef long long ll; //typedef __int128 lll; const int N=40000+10; const int MOD=1e9+7; const double PI = acos(-1.0); const double EXP = 1E-8; const int INF = 0x3f3f3f3f; int t,n,m,k,q; int ans,cnt,flag,temp; int d[N],a,b; int minv[N]; char str; int main() { #ifdef DEBUGfreopen("input.in", "r", stdin);//freopen("output.out", "w", stdout); #endifscanf("%d%d",&n,&m);memset(minv, 0x3f, sizeof(minv));while(m--){scanf("%d%d",&a,&b);d[a]++;minv[a] = min(minv[a], (b + n - a) % n);}for(int i=1;i<=n;i++){ans=0;d[n+i]=d[i];minv[n+i]=minv[i];for(int j=0;j<n;j++){int pos=i+j;if (d[pos]) {ans = max(ans, (d[pos] - 1)*n + minv[pos] + j);}}printf("%d ",ans);}//cout << "Hello world!" << endl;return 0; }?
總結
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