Submission #555934

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
555934	2022-05-01 20:35:49	new_acc	Pipes (BOI13_pipes)	C++14	100 / 100	154 ms	38092 KiB

pipes

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#include<bits/stdc++.h>
#define fi first
#define se second
#define pitem item*
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<ll> vl;
const int N=1e6+10;
const int SS=1<<19;
const int INFi=2e9;
const ll INFl=1e13;
const ll mod2=998244353;
const ll mod=1e9+7;
const ll mod3=1000696969;
const ll p=70032301;
const ull p2=913;
const int L=20;
int t[N],ans[N],val[N];
vector<pair<int,int> >graf[N];
vi __curr;
bool vis[N];
void wa(){
    cout<<0<<"\n";
    exit(0);
}
ll dfs(int v){
    if(vis[v]) return 0;
    vis[v]=1;
 
 
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Compilation message (stderr)

pipes.cpp: In function 'void solve()':
pipes.cpp:70:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   70 |     for(int i=0;i<c.size();i++){
      |                 ~^~~~~~~~~
pipes.cpp:71:51: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |         int pop=(i==0?c[c.size()-1]:c[i-1]),nxt=(i==c.size()-1?c[0]:c[i+1]);
      |                                                  ~^~~~~~~~~~~~
pipes.cpp:77:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |     for(int i=1;i<c.size();i+=2) sum1+=(ll)t[c[i]];
      |                 ~^~~~~~~~~
pipes.cpp:79:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |     for(int i=0;i<c.size();i++) sum2+=(ll)t[c[i]];
      |                 ~^~~~~~~~~
pipes.cpp:82:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   82 |     for(int i=1;i<c.size();i++) ans[val[c[i]]]=(t[c[i-1]]-(ans[val[c[i-1]]]>>1))<<1LL;
      |                 ~^~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 70 / 70