标签:mit main cpp ons content das [1] strong 否则
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Run ID | Submit Time | Judge Status | Pro.ID | Exe.Time | Exe.Memory | Code Len. | Language | Author |
10887454 | 2014-06-18 09:50:19 | Time Limit Exceeded | 1253 | 2000MS | 944K | 1328 B | G++ | 长木 |
10887453 | 2014-06-18 09:49:37 | Accepted | 1253 | 1484MS | 996K | 1328 B | C++ | 长木 |
#include <cstdio> #include <queue> using std::queue; int a, b, c, times; int map[52][52][52]; bool vis[52][52][52]; const int mov[][3] = { 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, -1, 0, -1, 0, -1, 0, 0 }; struct Node{ int x, y, z, steps; }; queue<Node> Q; bool check(Node k){ if(k.x < 0 || k.y < 0 || k.z < 0 || k.x >= a || k.y >= b || k.z >= c) return 0; if(vis[k.x][k.y][k.z] || map[k.x][k.y][k.z]) return 0; return 1; } int BFS(){ while(!Q.empty()) Q.pop(); Node temp, now = {0}; vis[0][0][0] = 1; if(a == b && a == c && a == 1) return 0; Q.push(now); while(!Q.empty()){ now = Q.front(); Q.pop(); if(now.steps == times) continue; for(int i = 0; i < 6; ++i){ temp = now; ++temp.steps; temp.x += mov[i][0]; temp.y += mov[i][1]; temp.z += mov[i][2]; if(check(temp)){ if(temp.x == a-1 && temp.y == b-1 && temp.z == c-1) return temp.steps; vis[temp.x][temp.y][temp.z] = 1; Q.push(temp); } } } return -1; } int main(){ int t; scanf("%d", &t); while(t--){ scanf("%d%d%d%d", &a, &b, &c, ×); for(int i = 0; i < a; ++i) for(int j = 0; j < b; ++j) for(int k = 0; k < c; ++k){ scanf("%d", &map[i][j][k]); vis[i][j][k] = 0; } printf("%d\n", BFS()); } return 0; }
标签:mit main cpp ons content das [1] strong 否则
原文地址:http://www.cnblogs.com/clnchanpin/p/6772428.html