| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 55426 |
2018-07-07T09:21:07 Z |
노영훈(#1544) |
Toilets (JOI16_toilets) |
C++11 |
|
4 ms |
868 KB |
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
const int MX=200010, inf=2e9;
ll n;
int m;
void NOPE(){
cout<<-1;
exit(0);
}
int main(){
ios::sync_with_stdio(0); cin.tie(0);
cin>>n>>m;
// ll sum=0, mn=0, ans=0;
if(m!=1) NOPE();
char S[MX]; int k;
for(int i=1; i<=m; i++){
cin>>(S+1)>>k;
int now=0, low=0, cnt=0, tmp=0;
for(int i=1; S[i]!=0; i++){
if(S[i]=='M'){
cnt++;
now++;
}
else{
now--;
}
if(low>now) low=now, tmp=cnt;
}
if(cnt>n) NOPE();
// cout<<now<<' '<<low<<' '<<cnt<<' '<<tmp<<'\n';
int need=max(0LL, -1-(n-cnt)*2-low);
if(need>cnt-tmp) NOPE();
else cout<<need;
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
416 KB |
Output is correct |
| 4 |
Correct |
2 ms |
440 KB |
Output is correct |
| 5 |
Correct |
2 ms |
624 KB |
Output is correct |
| 6 |
Correct |
3 ms |
624 KB |
Output is correct |
| 7 |
Correct |
2 ms |
624 KB |
Output is correct |
| 8 |
Correct |
3 ms |
624 KB |
Output is correct |
| 9 |
Correct |
3 ms |
624 KB |
Output is correct |
| 10 |
Correct |
2 ms |
624 KB |
Output is correct |
| 11 |
Correct |
2 ms |
624 KB |
Output is correct |
| 12 |
Correct |
2 ms |
624 KB |
Output is correct |
| 13 |
Correct |
2 ms |
624 KB |
Output is correct |
| 14 |
Correct |
0 ms |
624 KB |
Output is correct |
| 15 |
Correct |
3 ms |
624 KB |
Output is correct |
| 16 |
Correct |
3 ms |
624 KB |
Output is correct |
| 17 |
Correct |
3 ms |
624 KB |
Output is correct |
| 18 |
Correct |
2 ms |
748 KB |
Output is correct |
| 19 |
Correct |
3 ms |
748 KB |
Output is correct |
| 20 |
Correct |
3 ms |
748 KB |
Output is correct |
| 21 |
Correct |
3 ms |
748 KB |
Output is correct |
| 22 |
Correct |
2 ms |
748 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
416 KB |
Output is correct |
| 4 |
Correct |
2 ms |
440 KB |
Output is correct |
| 5 |
Correct |
2 ms |
624 KB |
Output is correct |
| 6 |
Correct |
3 ms |
624 KB |
Output is correct |
| 7 |
Correct |
2 ms |
624 KB |
Output is correct |
| 8 |
Correct |
3 ms |
624 KB |
Output is correct |
| 9 |
Correct |
3 ms |
624 KB |
Output is correct |
| 10 |
Correct |
2 ms |
624 KB |
Output is correct |
| 11 |
Correct |
2 ms |
624 KB |
Output is correct |
| 12 |
Correct |
2 ms |
624 KB |
Output is correct |
| 13 |
Correct |
2 ms |
624 KB |
Output is correct |
| 14 |
Correct |
0 ms |
624 KB |
Output is correct |
| 15 |
Correct |
3 ms |
624 KB |
Output is correct |
| 16 |
Correct |
3 ms |
624 KB |
Output is correct |
| 17 |
Correct |
3 ms |
624 KB |
Output is correct |
| 18 |
Correct |
2 ms |
748 KB |
Output is correct |
| 19 |
Correct |
3 ms |
748 KB |
Output is correct |
| 20 |
Correct |
3 ms |
748 KB |
Output is correct |
| 21 |
Correct |
3 ms |
748 KB |
Output is correct |
| 22 |
Correct |
2 ms |
748 KB |
Output is correct |
| 23 |
Correct |
4 ms |
764 KB |
Output is correct |
| 24 |
Correct |
4 ms |
764 KB |
Output is correct |
| 25 |
Correct |
4 ms |
764 KB |
Output is correct |
| 26 |
Correct |
3 ms |
820 KB |
Output is correct |
| 27 |
Correct |
4 ms |
868 KB |
Output is correct |
| 28 |
Correct |
4 ms |
868 KB |
Output is correct |
| 29 |
Correct |
3 ms |
868 KB |
Output is correct |
| 30 |
Correct |
4 ms |
868 KB |
Output is correct |
| 31 |
Correct |
4 ms |
868 KB |
Output is correct |
| 32 |
Correct |
4 ms |
868 KB |
Output is correct |
| 33 |
Correct |
3 ms |
868 KB |
Output is correct |
| 34 |
Correct |
3 ms |
868 KB |
Output is correct |
| 35 |
Correct |
4 ms |
868 KB |
Output is correct |
| 36 |
Correct |
4 ms |
868 KB |
Output is correct |
| 37 |
Correct |
2 ms |
868 KB |
Output is correct |
| 38 |
Correct |
3 ms |
868 KB |
Output is correct |
| 39 |
Correct |
3 ms |
868 KB |
Output is correct |
| 40 |
Correct |
4 ms |
868 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
3 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
416 KB |
Output is correct |
| 4 |
Correct |
2 ms |
440 KB |
Output is correct |
| 5 |
Correct |
2 ms |
624 KB |
Output is correct |
| 6 |
Correct |
3 ms |
624 KB |
Output is correct |
| 7 |
Correct |
2 ms |
624 KB |
Output is correct |
| 8 |
Correct |
3 ms |
624 KB |
Output is correct |
| 9 |
Correct |
3 ms |
624 KB |
Output is correct |
| 10 |
Correct |
2 ms |
624 KB |
Output is correct |
| 11 |
Correct |
2 ms |
624 KB |
Output is correct |
| 12 |
Correct |
2 ms |
624 KB |
Output is correct |
| 13 |
Correct |
2 ms |
624 KB |
Output is correct |
| 14 |
Correct |
0 ms |
624 KB |
Output is correct |
| 15 |
Correct |
3 ms |
624 KB |
Output is correct |
| 16 |
Correct |
3 ms |
624 KB |
Output is correct |
| 17 |
Correct |
3 ms |
624 KB |
Output is correct |
| 18 |
Correct |
2 ms |
748 KB |
Output is correct |
| 19 |
Correct |
3 ms |
748 KB |
Output is correct |
| 20 |
Correct |
3 ms |
748 KB |
Output is correct |
| 21 |
Correct |
3 ms |
748 KB |
Output is correct |
| 22 |
Correct |
2 ms |
748 KB |
Output is correct |
| 23 |
Correct |
4 ms |
764 KB |
Output is correct |
| 24 |
Correct |
4 ms |
764 KB |
Output is correct |
| 25 |
Correct |
4 ms |
764 KB |
Output is correct |
| 26 |
Correct |
3 ms |
820 KB |
Output is correct |
| 27 |
Correct |
4 ms |
868 KB |
Output is correct |
| 28 |
Correct |
4 ms |
868 KB |
Output is correct |
| 29 |
Correct |
3 ms |
868 KB |
Output is correct |
| 30 |
Correct |
4 ms |
868 KB |
Output is correct |
| 31 |
Correct |
4 ms |
868 KB |
Output is correct |
| 32 |
Correct |
4 ms |
868 KB |
Output is correct |
| 33 |
Correct |
3 ms |
868 KB |
Output is correct |
| 34 |
Correct |
3 ms |
868 KB |
Output is correct |
| 35 |
Correct |
4 ms |
868 KB |
Output is correct |
| 36 |
Correct |
4 ms |
868 KB |
Output is correct |
| 37 |
Correct |
2 ms |
868 KB |
Output is correct |
| 38 |
Correct |
3 ms |
868 KB |
Output is correct |
| 39 |
Correct |
3 ms |
868 KB |
Output is correct |
| 40 |
Correct |
4 ms |
868 KB |
Output is correct |
| 41 |
Correct |
2 ms |
868 KB |
Output is correct |
| 42 |
Incorrect |
2 ms |
868 KB |
Output isn't correct |
| 43 |
Halted |
0 ms |
0 KB |
- |
