제출 #818087

#제출 시각아이디문제언어결과실행 시간메모리
818087christinelynn곤돌라 (IOI14_gondola)C++17
55 / 100
20 ms2300 KiB
#include "gondola.h" #include<bits/stdc++.h> using namespace std; const int MAX=25e4; int valid(int n, int a[]) { int next=-1, ret=0; vector<bool> occ(MAX+1); for(int i=0; i<n; i++) { if(occ[a[i]]) return 0; occ[a[i]]=1; if(next!=-1) next=next%n+1; if(a[i]<=0) return 0; if(a[i]<=n) { if(next==-1) next=a[i]; if(a[i]!=next) return 0; } } return 1; } int replacement(int n, int a[], int b[]) { int idx=0, next=-1; priority_queue<pair<int, int>> pq; int init[n]; for(int i=0; i<n; i++) { if(next!=-1) init[i]=next=next%n+1; else if(a[i]<=n) init[i]=next=a[i]; } if(next==-1) next=n; for(int i=0; i<n; i++) init[i]=next=next%n+1; for(int i=0; i<n; i++) if(a[i]>n) pq.push({-a[i], init[i]}); next=n+1; while(!pq.empty()) { int u=pq.top().first, v=pq.top().second; u=-u; b[idx++]=v; while(next<u) b[idx++]=next++; next++; pq.pop(); } return idx; } int countReplacement(int n, int a[]) { return 0; }

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:6:16: warning: unused variable 'ret' [-Wunused-variable]
    6 |   int next=-1, ret=0;
      |                ^~~
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