# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
221433 |
2020-04-10T04:35:02 Z |
tatyam |
Mecho (IOI09_mecho) |
C++17 |
|
1000 ms |
9848 KB |
#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
const int INF = 0x3fffffff;
const int dx[] = {0, 1, 0, -1};
const int dy[] = {1, 0, -1, 0};
#define name2(a,b,c,...) c
#define rep1(b) for(int i = 0; i < b; i++)
#define rep2(i,b) for(int i = 0; i < b; i++)
#define rep(...) name2(__VA_ARGS__,rep2,rep1)(__VA_ARGS__)
#define each(i,a) for(auto&& i : a)
template<class T, class U> bool chmin(T& a, const U& b){ if(a > b){ a = b; return 1; } return 0; }
template<class T, class U> bool chmax(T& a, const U& b){ if(a < b){ a = b; return 1; } return 0; }
int main(){
cin.tie(nullptr);
ios::sync_with_stdio(false);
int n, s;
cin >> n >> s;
vector<string> a(n);
each(i, a) cin >> i;
vector<vector<int>> cost(n, vector<int>(n, INF));
queue<pii> q;
rep(n) rep(j, n) if(a[i][j] == 'H'){
cost[i][j] = 0;
q.emplace(i, j);
}
while(q.size()){
auto [x, y] = q.front();
q.pop();
rep(i, 4){
int x2 = x + dx[i], y2 = y + dy[i];
if(x2 < 0 || y2 < 0 || x2 >= n || y2 >= n || a[x2][y2] != 'G') continue;
if(chmin(cost[x2][y2], cost[x][y] + 1)) q.emplace(x2, y2);
}
}
vector<vector<pii>> ans(n, vector<pii>(n));
rep(n) rep(j, n) if(a[i][j] == 'M'){
ans[i][j].first = cost[i][j];
q.emplace(i, j);
}
while(q.size()){
auto [x, y] = q.front();
q.pop();
rep(i, 4){
int x2 = x + dx[i], y2 = y + dy[i];
if(x2 < 0 || y2 < 0 || x2 >= n || y2 >= n || a[x2][y2] == 'T') continue;
pii a = ans[x][y];
a.second--;
chmin(a.first, cost[x2][y2] + a.second / s);
if(chmax(ans[x2][y2], a)) q.emplace(x2, y2);
}
}
rep(n) rep(j, n) if(a[i][j] == 'D') cout << ans[i][j].first - 1 << endl;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
64 ms |
9208 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
4 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Incorrect |
5 ms |
384 KB |
Output isn't correct |
13 |
Incorrect |
5 ms |
384 KB |
Output isn't correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
5 ms |
384 KB |
Output is correct |
28 |
Correct |
5 ms |
384 KB |
Output is correct |
29 |
Correct |
5 ms |
384 KB |
Output is correct |
30 |
Correct |
5 ms |
384 KB |
Output is correct |
31 |
Correct |
5 ms |
512 KB |
Output is correct |
32 |
Correct |
5 ms |
384 KB |
Output is correct |
33 |
Correct |
9 ms |
2048 KB |
Output is correct |
34 |
Correct |
10 ms |
2048 KB |
Output is correct |
35 |
Correct |
178 ms |
2188 KB |
Output is correct |
36 |
Correct |
10 ms |
2560 KB |
Output is correct |
37 |
Correct |
11 ms |
2560 KB |
Output is correct |
38 |
Correct |
257 ms |
2680 KB |
Output is correct |
39 |
Correct |
12 ms |
3200 KB |
Output is correct |
40 |
Correct |
13 ms |
3200 KB |
Output is correct |
41 |
Correct |
381 ms |
3448 KB |
Output is correct |
42 |
Correct |
13 ms |
3840 KB |
Output is correct |
43 |
Correct |
15 ms |
3840 KB |
Output is correct |
44 |
Correct |
519 ms |
3960 KB |
Output is correct |
45 |
Correct |
15 ms |
4608 KB |
Output is correct |
46 |
Correct |
17 ms |
4608 KB |
Output is correct |
47 |
Correct |
683 ms |
4856 KB |
Output is correct |
48 |
Correct |
17 ms |
5376 KB |
Output is correct |
49 |
Correct |
19 ms |
5376 KB |
Output is correct |
50 |
Correct |
920 ms |
5884 KB |
Output is correct |
51 |
Correct |
19 ms |
6272 KB |
Output is correct |
52 |
Correct |
22 ms |
6272 KB |
Output is correct |
53 |
Execution timed out |
1092 ms |
6652 KB |
Time limit exceeded |
54 |
Correct |
21 ms |
7168 KB |
Output is correct |
55 |
Correct |
25 ms |
7168 KB |
Output is correct |
56 |
Execution timed out |
1088 ms |
7544 KB |
Time limit exceeded |
57 |
Correct |
23 ms |
8192 KB |
Output is correct |
58 |
Correct |
27 ms |
8192 KB |
Output is correct |
59 |
Execution timed out |
1091 ms |
8836 KB |
Time limit exceeded |
60 |
Correct |
26 ms |
9208 KB |
Output is correct |
61 |
Correct |
30 ms |
9216 KB |
Output is correct |
62 |
Execution timed out |
1093 ms |
9848 KB |
Time limit exceeded |
63 |
Correct |
53 ms |
9208 KB |
Output is correct |
64 |
Correct |
56 ms |
9208 KB |
Output is correct |
65 |
Correct |
56 ms |
9208 KB |
Output is correct |
66 |
Correct |
56 ms |
9376 KB |
Output is correct |
67 |
Correct |
46 ms |
9208 KB |
Output is correct |
68 |
Correct |
42 ms |
9208 KB |
Output is correct |
69 |
Correct |
47 ms |
9208 KB |
Output is correct |
70 |
Correct |
41 ms |
9208 KB |
Output is correct |
71 |
Correct |
42 ms |
9208 KB |
Output is correct |
72 |
Incorrect |
45 ms |
9208 KB |
Output isn't correct |
73 |
Incorrect |
51 ms |
9208 KB |
Output isn't correct |
74 |
Correct |
101 ms |
9208 KB |
Output is correct |
75 |
Correct |
55 ms |
9208 KB |
Output is correct |
76 |
Correct |
52 ms |
9336 KB |
Output is correct |
77 |
Correct |
52 ms |
9208 KB |
Output is correct |
78 |
Correct |
45 ms |
9344 KB |
Output is correct |
79 |
Correct |
391 ms |
9456 KB |
Output is correct |
80 |
Correct |
65 ms |
9216 KB |
Output is correct |
81 |
Correct |
58 ms |
9344 KB |
Output is correct |
82 |
Correct |
118 ms |
9336 KB |
Output is correct |
83 |
Correct |
48 ms |
9208 KB |
Output is correct |
84 |
Correct |
119 ms |
9208 KB |
Output is correct |
85 |
Correct |
180 ms |
9336 KB |
Output is correct |
86 |
Correct |
230 ms |
9336 KB |
Output is correct |
87 |
Correct |
70 ms |
9216 KB |
Output is correct |
88 |
Correct |
141 ms |
9336 KB |
Output is correct |
89 |
Correct |
472 ms |
9720 KB |
Output is correct |
90 |
Correct |
56 ms |
9208 KB |
Output is correct |
91 |
Correct |
79 ms |
9208 KB |
Output is correct |
92 |
Correct |
57 ms |
9208 KB |
Output is correct |