Submission #917032

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
917032	2024-01-27 03:30:23	firewater	Election Campaign (JOI15_election_campaign)	C++14	Compilation error	0 ms	0 KiB

election_campaign

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#include<bits/stdc++.h>
#define fs first
#define sn second
#define mp make_pair
#define N 100100
#define ll long long
using namespace std;
ll n,m,ans,x,y,z,w,tot,h[N],f[N],sz[N],hs[N],top[N],fa[N],dep[N],dfn[N],low[N],v[N];
vector<pair<pair<ll,ll>,ll> >d[N];
struct rec
{
  ll to,nx;
}e[N<<1];
void addl(ll x,ll y)
{
  e[++tot].to=y;
  e[tot].nx=h[x];
  h[x]=tot;
  return;
}
struct Tree
{
  #define ls x*2
  #define rs x*2+1
  ll s[N<<2];
  void push_up(ll x)
  {
    s[x]=s[ls]+s[rs];
    return;
  }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

election_campaign.cpp: In member function 'void Tree::change(long long int, long long int, long long int, long long int, long long int)':
election_campaign.cpp:37:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   37 |   ll mid=l+r>>1;
      |          ~^~
election_campaign.cpp: In member function 'long long int Tree::ask(long long int, long long int, long long int, long long int, long long int)':
election_campaign.cpp:46:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   46 |   ll mid=L+R>>1;
      |          ~^~
At global scope:
cc1plus: error: '::main' must return 'int'
election_campaign.cpp: In function 'int main()':
election_campaign.cpp:130:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<std::pair<long long int, long long int>, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  130 |   for(ll j=0;j<d[x].size();++j){
      |              ~^~~~~~~~~~~~
election_campaign.cpp:107:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  107 |  scanf("%lld",&n);
      |  ~~~~~^~~~~~~~~~~
election_campaign.cpp:109:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  109 |   scanf("%lld%lld",&x,&y);
      |   ~~~~~^~~~~~~~~~~~~~~~~~
election_campaign.cpp:117:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  117 |  scanf("%lld",&m);
      |  ~~~~~^~~~~~~~~~~
election_campaign.cpp:119:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  119 |   scanf("%lld%lld%lld",&x,&y,&z);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~