Submission #254497

#	Time	Username	Problem	Language	Result	Execution time	Memory
254497		khangal	늑대인간 (IOI18_werewolf)	C++14	Compilation error	0 ms	0 KiB

werewolf

#include<bits/stdc++.h>
using namespace std;
typedef int ll; 
typedef pair<ll,ll> pl;
typedef vector<ll> vl;
#define po pop_back
#define pb push_back
#define mk make_pair
#define lw lower_bound
#define up upper_bound
#define ff first
#define ss second
#define boost ios_base::sync_with_stdio(); cin.tie(0); cout.tie(0);
#define MOD 1000000007
#define MAX 1e18
#define MIN -1e18
#define rep(i,a,b) for(ll i=a;i<=b;i++)
#define per(i,a,b) for(ll i=b;i>=a;i--)
#define con continue
#define freopen freopen("input.txt", "r", stdin);freopen("output.txt", "w", stdout);
#define PI 3.14159265358979323846264338327950288419716939937510582097494459230781640628
// typedef tree<ll , null_type, less<ll>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;
// template< typename T>
// using indexed_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
ll n,m,ans,mid,mn,mx,T,sum,h1,h2,e[1234567],b[1234567],c[1234567],d[1<<20],k,i,j,l,r,h,a[1234567],w,x,y,z,res,cnt,sz;
bool used[1234567];
vector<ll> v[1234567],vec,vv1,vv2;
string s1,s;
ll dx[4]={-1,1,0,0},dy[4]={0,0,-1,1};
int check_validity(int N, vector<int> X, vector<int> Y, vector<int> S, vector<int> E, vector<int> L, vector<int> R){
    if(N<=100){
    m = X.size();
    n=N;
    vector<int> ans(n);
    rep(i,0,m-1){
        v[X[i]].pb(Y[i]);
        v[Y[i]].pb(X[i]);
    }
    ll q = S.size();
    rep(i,0,q){
        int used1[n+1]={0},used2[n+1]={0};
        vector<int> vec;
        vec.pb(S[i]);
        while(!vec.empty()){
            int tmp = vec.back();
            vec.po();
            if(tmp<L[i]||used1[tmp]){
                con;
            }
            used1[tmp]=1;
            rep(i,0,v[tmp].size()-1){
                vec.pb(v[tmp][i]);
            }
        }
        vec.pb(E[i]);
        while(!vec.empty()){
            int tmp = vec.back();
            vec.po();
            if(tmp>R[i]||used2[tmp]){
                con;
            }
            used2[tmp]=1;
            rep(i,0,v[tmp].size()-1){
                vec.pb(v[tmp][i]);
            }
        }
        rep(i,0,n-1){
            if(used1[i]*used2[i]){
                ans[i]=1;
            }
        }
    } 
    return ans;}
}

Compilation message (stderr)

werewolf.cpp: In function 'int check_validity(int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
werewolf.cpp:17:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define rep(i,a,b) for(ll i=a;i<=b;i++)
werewolf.cpp:51:17:
             rep(i,0,v[tmp].size()-1){
                 ~~~~~~~~~~~~~~~~~~~
werewolf.cpp:51:13: note: in expansion of macro 'rep'
             rep(i,0,v[tmp].size()-1){
             ^~~
werewolf.cpp:17:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define rep(i,a,b) for(ll i=a;i<=b;i++)
werewolf.cpp:63:17:
             rep(i,0,v[tmp].size()-1){
                 ~~~~~~~~~~~~~~~~~~~
werewolf.cpp:63:13: note: in expansion of macro 'rep'
             rep(i,0,v[tmp].size()-1){
             ^~~
werewolf.cpp:68:24: warning: '*' in boolean context, suggest '&&' instead [-Wint-in-bool-context]
             if(used1[i]*used2[i]){
                ~~~~~~~~^~~~~~~~~
werewolf.cpp:73:12: error: cannot convert 'std::vector<int>' to 'int' in return
     return ans;}
            ^~~