제출 #685404

#제출 시각아이디문제언어결과실행 시간메모리
68540479brue죄수들의 도전 (IOI22_prison)C++17
100 / 100
13 ms980 KiB
#include "prison.h" #include <bits/stdc++.h> using namespace std; typedef long long ll; int n; int grp[] = {0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7}; int off[] = {0, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2}; int seq[] = {3, 3, 3, 3, 3, 3, 2}; int lim[] = {5102, 1700, 566, 188, 62, 20, 6, 2, 1}; int stt[] = {0, 1, 4, 7, 10, 13, 16, 19}; vector<vector<int> > devise_strategy(int N){ n = N; vector<vector<int> > ret (21); for(int c=0; c<=20; c++){ ret[c].resize(N+1); int g = grp[c]; ret[c][0] = g%2; for(int i=1; i<=N; i++){ if(i == 1702){ printf(""); } int v = i; bool bad = 0; for(int j=0; j<g; j++){ if(v == 1 || v == lim[j]){ if(v == 1) ret[c][i] = (g%2) ? -2 : -1, bad = 1; else ret[c][i] = (g%2) ? -1 : -2, bad = 1; break; } if(j == g-1 && (v-2)/lim[j+1]+1 != off[c]){ if((v-2)/lim[j+1]+1 < off[c]) ret[c][i] = (g%2) ? -2 : -1, bad = 1; else ret[c][i] = (g%2) ? -1 : -2, bad = 1; break; } v = (v - 2) % lim[j+1] + 1; } if(bad) continue; /// 가능한 답안인 경우 if(v == 1) ret[c][i] = (g%2) ? -2 : -1; else if(v == lim[g]) ret[c][i] = (g%2) ? -1 : -2; else if(g==7) ret[c][i] = 0; /// 있을 수 없는 경우 else if(g==0) ret[c][i] = (v-2)/lim[g+1]+1; else{ /// 끝점 아님 int tv = (v-2)/lim[g]+1; if(!g) ret[c][i] = tv; else ret[c][i] = stt[g+1] + (v-2)/lim[g+1]; } } } return ret; }

컴파일 시 표준 에러 (stderr) 메시지

prison.cpp: In function 'std::vector<std::vector<int> > devise_strategy(int)':
prison.cpp:25:24: warning: zero-length gnu_printf format string [-Wformat-zero-length]
   25 |                 printf("");
      |                        ^~
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