Submission #788544

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
7885442023-07-20 10:40:33alexander707070Fountain Parks (IOI21_parks)C++17
5 / 100
586 ms152432 KiB
#include<bits/stdc++.h>
#include "parks.h"
#define MAXN 800007
using namespace std;
struct bench{
int from,to;
int a,b;
};
int n,curr,br,k,comp[MAXN],ans[MAXN],dsu[MAXN],w[MAXN],sz[MAXN];
bool li[MAXN];
vector<int> v[MAXN],r[MAXN];
stack<int> st;
bool fail;
vector<bench> sol;
vector<int> A,B,C,D;
vector< pair<int,int> > ors;
unordered_map<long long, int> mp;
unordered_map<long long, vector<int> > bro;
int op(int x){
if(x<400000)return x+400000;
return x-400000;
}
void add(long long x,long long y,int z){
 
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Compilation message (stderr)

parks.cpp: In function 'void add(long long int, long long int, int)':
parks.cpp:31:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     for(int i=0;i<bro[x*300000+y].size();i++){
      |                 ~^~~~~~~~~~~~~~~~~~~~~~~
parks.cpp: In function 'void dfs(int)':
parks.cpp:39:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |     for(int i=0;i<v[x].size();i++){
      |                 ~^~~~~~~~~~~~
parks.cpp: In function 'void scc(int)':
parks.cpp:49:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |     for(int i=0;i<r[x].size();i++){
      |                 ~^~~~~~~~~~~~
parks.cpp: In function 'void find_sol()':
parks.cpp:132:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  132 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:132:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  132 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:134:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) + 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  134 |                     sol.push_back({curr,i,x[i]+1,y[i]-1});
parks.cpp:134:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  134 |                     sol.push_back({curr,i,x[i]+1,y[i]-1});
parks.cpp:145:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  145 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:145:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  145 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:147:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  147 |                     sol.push_back({curr,i,x[i]-1,y[i]+1});
parks.cpp:147:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) + 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  147 |                     sol.push_back({curr,i,x[i]-1,y[i]+1});
parks.cpp:163:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  163 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:163:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  163 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:165:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) + 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  165 |                     sol.push_back({curr,i,x[i]+1,y[i]-1});
parks.cpp:165:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  165 |                     sol.push_back({curr,i,x[i]+1,y[i]-1});
parks.cpp:176:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  176 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:176:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  176 |                     sol.push_back({curr,i,x[i]-1,y[i]-1});
parks.cpp:178:47: warning: narrowing conversion of '(x.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) - 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  178 |                     sol.push_back({curr,i,x[i]-1,y[i]+1});
parks.cpp:178:54: warning: narrowing conversion of '(y.std::vector<long long int>::operator[](((std::vector<long long int>::size_type)i)) + 1)' from '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'} to 'int' [-Wnarrowing]
  178 |                     sol.push_back({curr,i,x[i]-1,y[i]+1});
parks.cpp: In function 'int construct_roads(std::vector<int>, std::vector<int>)':
parks.cpp:215:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  215 |         for(int i=0;i<ors.size();i++){
      |                     ~^~~~~~~~~~~
parks.cpp:249:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bench>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  249 |         for(int i=0;i<sol.size();i++){
      |                     ~^~~~~~~~~~~
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