Submission #2179645
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long ll; #define MAX 802 char A[MAX][MAX]; int dp[MAX][MAX]; int dx[4] = {1,0,-1,0}; int dy[4] = {0,1,0,-1}; int main(void) { int i, j, H, W, K, sx, sy; scanf("%d%d%d", &H, &W, &K); for(i=0; i<H; i++) scanf("%s", &A[i]); for(i=0; i<H; i++) for(j=0; j<W; j++) { if(A[i][j] == 'S') { sx = j; sy = i; } } for(i=0; i<H; i++) for(j=0; j<W; j++) { dp[i][j] = -1; } dp[sy][sx] = 0; queue<pair<int, int> > P; P.push(make_pair(sx, sy)); while(!P.empty()) { int x = P.front().first; int y = P.front().second; P.pop(); for(i=0; i<4; i++) { int nx = x + dx[i]; int ny = y + dy[i]; if(nx < 0 || nx >= W || ny < 0 || ny >= H) { if(dp[y][x] <= K) return !printf("1\n"); continue; } if(~dp[ny][nx] || A[ny][nx] == '#') continue; dp[ny][nx] = dp[y][x] + 1; P.push(make_pair(nx, ny)); } } int ret = 1e9; for(i=0; i<H; i++) for(j=0; j<H; j++) { if(~dp[i][j] && dp[i][j] <= K) { int d = min(min(i, j), min(H-i-1, W-j-1)); ret = min(ret, (d+K-1) / K); } } return !printf("%d\n", ret+1); }
Submission Info
Submission Time | |
---|---|
Task | C - Closed Rooms |
User | zzzstark |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1395 Byte |
Status | WA |
Exec Time | 25 ms |
Memory | 3328 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:16:41: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[802]’ [-Wformat=] for(i=0; i<H; i++) scanf("%s", &A[i]); ^ ./Main.cpp:15:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &H, &W, &K); ^ ./Main.cpp:16:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i=0; i<H; i++) scanf("%s", &A[i]); ^
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 700 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in3.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in4.txt, in40.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 5 ms | 3328 KB |
in10.txt | AC | 5 ms | 3328 KB |
in11.txt | AC | 5 ms | 3328 KB |
in12.txt | AC | 5 ms | 3328 KB |
in13.txt | AC | 5 ms | 3328 KB |
in14.txt | AC | 5 ms | 3328 KB |
in15.txt | AC | 5 ms | 3328 KB |
in16.txt | AC | 5 ms | 3328 KB |
in17.txt | AC | 5 ms | 3328 KB |
in18.txt | AC | 5 ms | 3328 KB |
in19.txt | AC | 5 ms | 3328 KB |
in2.txt | AC | 5 ms | 3328 KB |
in20.txt | WA | 6 ms | 3328 KB |
in21.txt | AC | 1 ms | 256 KB |
in22.txt | WA | 1 ms | 256 KB |
in23.txt | AC | 5 ms | 3328 KB |
in24.txt | AC | 5 ms | 3328 KB |
in25.txt | AC | 5 ms | 3328 KB |
in26.txt | AC | 25 ms | 3328 KB |
in27.txt | AC | 24 ms | 3328 KB |
in28.txt | AC | 6 ms | 3328 KB |
in29.txt | AC | 5 ms | 3328 KB |
in3.txt | AC | 5 ms | 3328 KB |
in30.txt | AC | 25 ms | 3328 KB |
in31.txt | AC | 24 ms | 3328 KB |
in32.txt | AC | 23 ms | 3328 KB |
in33.txt | AC | 6 ms | 3328 KB |
in34.txt | AC | 5 ms | 3328 KB |
in35.txt | AC | 19 ms | 3328 KB |
in36.txt | AC | 5 ms | 3328 KB |
in37.txt | AC | 5 ms | 3328 KB |
in38.txt | AC | 5 ms | 3328 KB |
in39.txt | AC | 21 ms | 3328 KB |
in4.txt | AC | 5 ms | 3328 KB |
in40.txt | AC | 20 ms | 3328 KB |
in5.txt | AC | 5 ms | 3328 KB |
in6.txt | AC | 5 ms | 3328 KB |
in7.txt | AC | 5 ms | 3328 KB |
in8.txt | AC | 5 ms | 3328 KB |
in9.txt | AC | 5 ms | 3328 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |