제출 #588172

#제출 시각아이디문제언어결과실행 시간메모리
588172DeepessonLanguages (IOI10_languages)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #include "lang.h" #include "grader.h" #define fi first #define se second #define pb push_back using ll = long long; ll lang[60][66000]; std::unordered_map<int,int> mapa[60]; std::unordered_map<int,int> mapa2[60]; ll tot[60]; ll duptot[60]; ll duptot2[60]; void excerpt(int *E) { { int best=0;double score=0; for(int i=0;i!=60;++i){ if(!tot[i])continue; double bonus=0; /* for(int j=0;j!=100;++j){ bonus+=(double)lang[i][E[j]]; } bonus/=tot[i];*/ for(int j=0;j!=99;++j){ ll ind = E[j] * 100000 + (E[j+1]); auto it = mapa[i].find(ind); if(it!=mapa[i].end()) bonus+=(double)(*it)*8.0; } bonus/=(double)duptot[i]; double nbonus=0; for(int j=0;j!=98;++j){ ll ind = E[j] * 100000 + (E[j+1]); ind = ind * 100000 + E[j+2]; auto it = mapa2[i].find(ind); if(it!=mapa2[i].end()) nbonus+=(double)(*it)*16.0; } nbonus/=(double)duptot2[i]; bonus+=nbonus; if(bonus>=score){ best=i; score=bonus; continue; } } int k = language(best); for(int i=0;i!=100;++i){ tot[k]++; lang[k][E[i]]++; } for(int j=0;j!=99;++j){ ll ind = E[j] * 100000 + (E[j+1]); mapa[k][ind]++; duptot[k]++; } for(int j=0;j!=98;++j){ ll ind = E[j] * 100000 + (E[j+1]); ind = ind * 100000 + E[j+2]; mapa2[k][ind]++; duptot2[k]++; } } }

컴파일 시 표준 에러 (stderr) 메시지

lang.cpp: In function 'void excerpt(int*)':
lang.cpp:31:24: error: invalid cast from type 'std::pair<const int, int>' to type 'double'
   31 |                 bonus+=(double)(*it)*8.0;
      |                        ^~~~~~~~~~~~~
lang.cpp:40:25: error: invalid cast from type 'std::pair<const int, int>' to type 'double'
   40 |                 nbonus+=(double)(*it)*16.0;
      |                         ^~~~~~~~~~~~~