제출 #848157

#제출 시각아이디문제언어결과실행 시간메모리
848157I_love_Hoang_Yen로봇 대회 (IOI23_robot)C++17
16 / 100
113 ms7248 KiB
#include "robot.h" #include <bits/stdc++.h> using namespace std; #define FOR(i,a,b) for(int i=(a),_##i##_b=(b); i<=_##i##_b; i++) void subtask3() { const int MAX_COLOR = 10; const int BOUNDARY = -2; const int BLOCKED = -1; const int FINAL = 1; const int TRY_EAST = 2; const int TRY_SOUTH = 3; const int TRY_WEST = 4; const int TRY_NORTH = 5; const int BACKTRACK = 6; const int TO_CLEAN_UP = 7; const int CLEAN_RIGHT = 8; const int CLEAN_DOWN = 9; #define SET(color, action) { set_instruction(state, color, action); continue; } FOR(cur,0,MAX_COLOR) FOR(west,-2,MAX_COLOR) FOR(south,-2,MAX_COLOR) FOR(east,-2,MAX_COLOR) FOR(north,-2,MAX_COLOR) { vector<int> state {cur, west, south, east, north}; // Clean up if (cur == CLEAN_DOWN) { if (south == 0) { if (north == CLEAN_DOWN) SET(0, 'N') else SET(CLEAN_RIGHT, 'H'); } } if (cur == TO_CLEAN_UP) { if (west == FINAL) SET(CLEAN_RIGHT, 'H'); if (north == CLEAN_DOWN) { if (south == TO_CLEAN_UP) SET(CLEAN_DOWN, 'S'); SET(0, 'N'); } if (west == CLEAN_RIGHT) { SET(CLEAN_RIGHT, 'H'); } } if (cur == CLEAN_RIGHT) { if (south == TO_CLEAN_UP) SET(CLEAN_DOWN, 'S'); if (east == TO_CLEAN_UP) SET(CLEAN_RIGHT, 'E'); SET(0, 'W'); } // Found target if (cur == FINAL) { if (east == TO_CLEAN_UP) SET(FINAL, 'E'); if (north > 1) SET(FINAL, 'N'); if (west > 1) SET(FINAL, 'W'); if (south > 1) SET(FINAL, 'S'); if (east > 1) SET(FINAL, 'E'); SET(FINAL, 'T'); } if ((south == BOUNDARY && east == BOUNDARY) || west == FINAL || south == FINAL || east == FINAL || north == FINAL) { SET(FINAL, 'H'); } if (cur == 0) SET(TRY_EAST, 'H'); if (cur == TRY_EAST) SET(TRY_SOUTH, east == 0 ? 'E' : 'H'); if (cur == TRY_SOUTH) SET(BACKTRACK, south == 0 ? 'S' : 'H'); // if (cur == TRY_WEST) SET(TRY_NORTH, west == 0 ? 'W' : 'H'); // if (cur == TRY_NORTH) SET(BACKTRACK, north == 0 ? 'N' : 'H'); if (cur == BACKTRACK) { if (north > 0) SET(TO_CLEAN_UP, 'N'); if (west > 0) SET(TO_CLEAN_UP, 'W'); if (south > 0) SET(TO_CLEAN_UP, 'S'); if (east > 0) SET(TO_CLEAN_UP, 'E'); } } } void program_pulibot() { subtask3(); }

컴파일 시 표준 에러 (stderr) 메시지

robot.cpp: In function 'void subtask3()':
robot.cpp:11:15: warning: unused variable 'BLOCKED' [-Wunused-variable]
   11 |     const int BLOCKED = -1;
      |               ^~~~~~~
robot.cpp:17:15: warning: unused variable 'TRY_WEST' [-Wunused-variable]
   17 |     const int TRY_WEST = 4;
      |               ^~~~~~~~
robot.cpp:18:15: warning: unused variable 'TRY_NORTH' [-Wunused-variable]
   18 |     const int TRY_NORTH = 5;
      |               ^~~~~~~~~
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