제출 #335004

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
335004	2020-12-10 18:19:04	Dymo	Election Campaign (JOI15_election_campaign)	C++14	100 / 100	319 ms	43500 KiB

election_campaign

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#include<bits/stdc++.h>
using namespace std;
#define pb    push_back
#define eb   emplace_back
#define ll  long long
#define pll pair<ll,ll>
#define ff first
#define ss second
#define endl "\n"
const ll maxn=1e5+10;
const ll mod =1e9+7 ;
const ll base=3e18;
/// con 15 ngay thoi thang ngu
vector<pair<pll,ll>> adj1[maxn];
vector<ll> adj[maxn];
ll dp[maxn];
ll dep[maxn];
ll anc[maxn][20];
ll cnt=0;
ll f[maxn];
ll l[maxn];
ll fwt[2*maxn];
void update(ll l, ll r, ll d) {
    for (int p = l; p <= cnt; p += p & -p) fwt[p] = (fwt[p] + d) % mod;
    ++r;
    for (int p = r; p <= cnt; p += p & -p) fwt[p] = (fwt[p] + mod - d) % mod;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

election_campaign.cpp: In function 'void dfs1(long long int, long long int)':
election_campaign.cpp:98:8: warning: unused variable 'cnt' [-Wunused-variable]
   98 |     ll cnt=0;
      |        ^~~
election_campaign.cpp: In function 'int main()':
election_campaign.cpp:124:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  124 |         freopen("test.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
election_campaign.cpp:125:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  125 |         freopen("test.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 30 / 30
• Subtask 5: 10 / 10
• Subtask 6: 40 / 40