제출 #320975

#제출 시각아이디문제언어결과실행 시간메모리
320975mhy908자동 인형 (IOI18_doll)C++14
컴파일 에러
0 ms0 KiB
#include "doll.h" #include <bits/stdc++.h> #define mp make_pair #define eb emplace_back #define F first #define S second #define all(x) x.begin(), x.end() #define svec(x) sort(all(x)) #define press(x) x.erase(unique(all(x)), x.end()); using namespace std; typedef long long LL; typedef pair<int, int> pii; typedef pair<int, LL> pil; typedef pair<LL, int> pli; typedef pair<LL, LL> pll; const int INF=1e9; const LL LLINF=1e18; int n, m, arr[200010], cnt[100010], num[200010]; vector<int> vc[100010], ret1, ret2, ret3; int conn[100010], re, sp[30][200010]; pii sw[200010]; void make_tree(int nw, int k, int nwnum, int rt, int skp, int lg, int tot, int c){ if(k==2){ int l=sp[lg][nwnum], r=sp[lg][nwnum+1]; if(l<=skp)sw[nw].F=rt; else sw[nw].F=vc[c][l-skp-1]; if(r<=skp)sw[nw].S=rt; else sw[nw].F=vc[v][r-skp-1]; return; } re+=2; sw[nw]=mp(-re+1, -re); make_tree(sw[nw].F, k/2, nwnum, rt, skp, lg, tot, c); make_tree(sw[nw].S, k/2, nwnum+k/2, rt, skp, lg, tot, c); } void create_circuit(int M, vector<int> A){ n=A.size(); m=M; for(int i=0; i<n; i++)arr[i+1]=A[i]; for(int i=1; i<=n; ++){ num[i]=++cnt[arr[i]]; if(i!=n)vc[arr[i]].eb(arr[i+1]); else vc[arr[i]].eb(0); } sp[0][1]=1; for(int j=1; j<20; j++){ for(int i=1; i<=(1<<j); i+=2)sp[j][i]=sp[j-1][2*i-1]; for(int i=2; i<=(1<<j); i+=2)sp[j][i]=sp[j][i-1]+(1<<(j-1)); } conn[0]=arr[1]; for(int i=1; i<=m; i++){ if(!cnt[i])continue; if(cnt[i]==1){ conn[i]=vc[i][0]; continue; } int sz, lg; for(sz=1, lg=0; sz<cnt[i]; sz*=2, lg++); ++re; conn[i]=-re; make_tree(++re, sz, 1, -re, sz-cnt[i], lg, sz, i); } for(int i=0; i<=m; i++)ret1.eb(conn[i]); for(int i=1; i<=re; i++)ret2.eb(sw[i].F); for(int i=1; i<=re; i++)ret3.eb(sw[i].S); answer(ret1, ret2, ret3); }

컴파일 시 표준 에러 (stderr) 메시지

doll.cpp: In function 'void make_tree(int, int, int, int, int, int, int, int)':
doll.cpp:30:26: error: 'v' was not declared in this scope
   30 |         else sw[nw].F=vc[v][r-skp-1];
      |                          ^
doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:42:26: error: expected primary-expression before ')' token
   42 |     for(int i=1; i<=n; ++){
      |                          ^
doll.cpp:63:19: warning: operation on 're' may be undefined [-Wsequence-point]
   63 |         make_tree(++re, sz, 1, -re, sz-cnt[i], lg, sz, i);
      |                   ^~~~
doll.cpp:63:19: warning: operation on 're' may be undefined [-Wsequence-point]