제출 #416793

#제출 시각아이디문제언어결과실행 시간메모리
416793FerThugGato12500팀들 (IOI15_teams)C++17
컴파일 에러
0 ms0 KiB
#include "teams.h" #include <bits/stdc++.h> using namespace std; const int lmt = 500005; const int MOD = 1000000007; #define f first #define S second #define ll long long #define ld long double #define ull unsigned long long #define forn(i, n) for(int i = 0; i < int(n); i++) #define for1(i, n) for(int i = 1; i < int(n); i++) #define forv(i,a,n) for(int i = int(a); i < int(n); i++) #define rof(i, n) for(int i = int(n); i >= 0; i--) #define rofv(i,a,n) for(int i = int(n); i >= int(a); i--) #define pb push_back #define ins insert #define pai pair<int, int> #define pal pair<long long, long long> #define vi vector<int> #define vl vector<long long> #define vld vector<long double> struct wer{ int A, B; }; bool operator < (const wer &a, const wer &b){ return a.A < b.A; } int n; wer p[lmt]; vi st[lmt*4]; int lessa[lmt*4]; struct ST{ void build(){ build(0,n-1,0); return; } void build(int ini, int fin, int ind){ if(ini==fin){ st[ind].pb(p[ini].B); return; } int mit = (ini+fin)/2, ls = (ind*2)+1, rs = (ind*2)+2; build(ini, mit, ls); build(mit+1, fin, rs); int a = 0, b = 0; while(a<st[ls].size() || b<st[rs].size()){ if(b==st[rs].size() || st[ls][a]>=st[rs][b]){ st[ind].pb(st[ls][a]); a++; }else{ st[ind].pb(st[rs][b]); b++; } } return; } int x, v, l; bool query(int stf, int stf2){ if(stf2==-1){ lessa[0]=0; return false; } x = v = stf; l = stf2; query(0, n-1, 0); if(v>0){ lessa[0] = 0; return false; } return true; } int find(int ind, int X){ int ini = lessa[ind], fin = st[ind].size()-1; if(st[ind][ini]<x){ return lessa[ind]-1; } while(ini+1<fin){ int mit = (ini+fin)/2; if(st[ind][mit]>=X){ ini = mit; }else{ fin = mit-1; } } if(st[ind][fin]>=X){ return fin; } return ini; } void upd(int ind){ int ls = (ind*2)+1, rs = (ind*2)+2; if(lessa[ind]==0) { lessa[ls] = lessa[rs] = 0; return; } int V = lessa[ind]; int t = st[ind][lessa[ind]-1]; int c = find(rs, t)+1; if(c<=V){ lessa[rs] = c; lessa[ls] = V-c; }else{ lessa[rs] = V; } return; } void query(int ini, int fin, int ind){ int mit = (ini+fin)/2, ls = (ind*2)+1, rs = (ind*2)+2; if(ini>l||fin<0){ return; } if(ini>=0 && fin<=l){ if(v==0) return; int r = (find(ind, x) - lessa[ind])+1; if(r<=v){ v-=r; lessa[ind] += r; }else{ lessa[ind] += v; v=0; } return; } upd(ind); query(mit+1, fin, rs); query(ini, mit, ls); return; } }; int alierputoxd[lmt]; ST mqun; void init(int N, vector<int> A, vector<int> B){ n=N; forn(i, n) p[i].A = A[i]; forn(i, n) p[i].B = B[i]; sort(p, p+n); forn(i, n-1){ if(p[i].A != p[i+1].A){ alierputoxd[p[i].A] = i; } } alierputoxd[p[n-1].A] = n-1; alierputoxd[0] = -1; for1(i,n+1){ if(!alierputoxd[i] && !(i == 1 && p[0].A==1)){ alierputoxd[i] = alierputoxd[i-1]; } } mqun.build(); return; } bool can(int k, vector<int> Q){ sort(Q.begin(), Q.end()); reverse(Q.begin(), Q.end()); for(int x: Q){ if(!mqun.query(x, alierputoxd[x])){ return false; } } return true; }

컴파일 시 표준 에러 (stderr) 메시지

teams.cpp: In member function 'void ST::build(int, int, int)':
teams.cpp:49:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |         while(a<st[ls].size() || b<st[rs].size()){
      |               ~^~~~~~~~~~~~~~
teams.cpp:49:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |         while(a<st[ls].size() || b<st[rs].size()){
      |                                  ~^~~~~~~~~~~~~~
teams.cpp:50:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |             if(b==st[rs].size() ||  st[ls][a]>=st[rs][b]){
      |                ~^~~~~~~~~~~~~~~
teams.cpp: In member function 'int ST::find(int, int)':
teams.cpp:75:51: warning: conversion from 'std::vector<int>::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
   75 |         int ini = lessa[ind], fin = st[ind].size()-1;
      |                                     ~~~~~~~~~~~~~~^~
teams.cpp: In function 'bool can(int, std::vector<int>)':
teams.cpp:154:14: warning: unused parameter 'k' [-Wunused-parameter]
  154 | bool can(int k, vector<int> Q){
      |          ~~~~^
/usr/bin/ld: /tmp/ccUYcXZI.o: in function `main':
grader.c:(.text.startup+0x88): undefined reference to `init(int, int*, int*)'
/usr/bin/ld: grader.c:(.text.startup+0x242): undefined reference to `can(int, int*)'
collect2: error: ld returned 1 exit status