제출 #126166

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
126166	2019-07-07 07:19:44	choikiwon	Sandwich (JOI16_sandwich)	C++17	100 / 100	3679 ms	7032 KiB

sandwich

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#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
const int MN = 444;
int N, M;
char G[MN][MN];
int vis[MN][MN];
int ans[MN][MN];
int cnt;
void dfs(int r, int c, int t) {
    if(vis[r][c] == 2) return;
    if(vis[r][c] == 1) {
        cnt = 1e9;
        return;
    }
    vis[r][c] = 1;
    cnt++;
    if(t) {
        if(G[r][c] == 'N') {
            if(r) dfs(r - 1, c, 1);
            if(c + 1 < M) dfs(r, c + 1, G[r][c + 1] == 'N');
        }
        else {
            if(r) dfs(r - 1, c, 1);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

sandwich.cpp: In function 'int main()':
sandwich.cpp:49:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &N, &M);
     ~~~~~^~~~~~~~~~~~~~~~~
sandwich.cpp:52:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("\n");
         ~~~~~^~~~~~
sandwich.cpp:54:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%c", &G[i][j]);
             ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 35 / 35
• Subtask 2: 65 / 65