/*
¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯_¯_¯_¯_¯_¯¦¦¦¦¦¦¦_¯_¯_¯_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯_¯_¯_¯¦¦¦¦¦¦¦_¯_¯_¯_¯_¯_¯¦¦¦¦¦¦¦_¯_¯_¯¦¦¦¦¦_¯_¯_¯_¯_¯¦¦¦
¦¦¦_¯_¯_¯_¯_¯_¯_¯_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯_¯_¯_¯_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯_¯_¯_¯_¯_¯¦¦¦¦¦¦¦_¯_¯_¯_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯_¯_¯_¯_¯_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯_¯_¯_¯_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯_¯_¯_¯_¯¦¦¦¦¦_¯¦¦¦¦_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦¦¦_¯¦¦¦¦¦¦¦¦¦¦¦¦¦¦_¯¦¦¦¦¦_¯_¯_¯_¯¦¦¦¦¦¦¦_¯¦¦¦¦¦¦_¯_¯_¯¦¦¦¦¦_¯_¯_¯¦¦¦¦¦_¯¦¦¦¦¦¦_¯¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦
¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦
*/
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define ff first
#define ss second
//#define int long long
int l,r,n,t,m,mid,ans,sum,sum1,sum2,sum0,k,p1[1000005],p2[1000005],p3[1000005],mi;
vector <int> v,v1;
map <int,int> mp;
string s,s1;
bool b1;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
t=1;
// cin>>t;
while(t--){
cin>>n>>k;
cin>>s;
s=" "+s;
mi=INT_MAX;
for(int i=1;i<=n;i++){
if(s[i]=='J'){
p1[i]=p1[i-1]+1;
}else{
p1[i]=p1[i-1];
}
if(s[i]=='O'){
p2[i]=p2[i-1]+1;
}else{
p2[i]=p2[i-1];
}
if(s[i]=='I'){
p3[i]=p3[i-1]+1;
}else{
p3[i]=p3[i-1];
}
}
for(int i=1;i<=n;i++){
int mn1=p1[i-1];
int mn2=p2[i-1];
int mn3=p3[i-1];
sum=0;
l=i;
r=n;
while(l<=r){
mid=(l+r)/2;
if(p1[mid]==mn1+k){
r=mid-1;
ans=mid;
}else{
if(p1[mid]<mn1+k){
l=mid+1;
}else{
r=mid-1;
}
}
// cout<<mid<<" "<<p1[mid]<<endl;
}
// cout<<ans<<" "<<mn1<<" "<<mn1+k<<" "<<p1[4]<<endl;
if(p1[ans]==mn1+k){
l=ans+1;
mn2=p2[ans];
r=n;
while(l<=r){
mid=(l+r)/2;
if(p2[mid]==mn2+k){
r=mid-1;
ans=mid;
}else{
if(p2[mid]<mn2+k){
l=mid+1;
}else{
r=mid-1;
}
}
// cout<<mid<<" "<<p1[mid]<<endl;
}
// cout<<ans<<" "<<mn2<<" "<<mn2+k<<" "<<p1[7]<<endl;
if(p2[ans]==mn2+k){
l=ans+1;
mn3=p3[ans];
r=n;
while(l<=r){
mid=(l+r)/2;
if(p3[mid]==mn3+k){
r=mid-1;
ans=mid;
}else{
if(p3[mid]<mn3+k){
l=mid+1;
}else{
r=mid-1;
}
}
// cout<<mid<<" "<<p1[mid]<<endl;
}
if(p3[ans]==mn3+k){
sum+=(ans-(i-1)-3*k);
mi=min(mi,sum);
}else{
break;
}
}else{
break;
}
}else{
break;
}
}
}
if(mi==INT_MAX){
cout<<-1<<endl;
return 0;
}
cout<<mi<<endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
356 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
456 KB |
Output is correct |
7 |
Correct |
0 ms |
464 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
604 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
356 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
456 KB |
Output is correct |
7 |
Correct |
0 ms |
464 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
604 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
348 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
604 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
468 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
1 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
356 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
456 KB |
Output is correct |
7 |
Correct |
0 ms |
464 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
604 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
348 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
604 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
468 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
1 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
348 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
23 ms |
7984 KB |
Output is correct |
37 |
Correct |
24 ms |
8000 KB |
Output is correct |
38 |
Correct |
25 ms |
8224 KB |
Output is correct |
39 |
Correct |
19 ms |
8228 KB |
Output is correct |
40 |
Correct |
8 ms |
8252 KB |
Output is correct |
41 |
Correct |
15 ms |
8224 KB |
Output is correct |
42 |
Correct |
24 ms |
8228 KB |
Output is correct |
43 |
Correct |
1 ms |
5976 KB |
Output is correct |
44 |
Correct |
2 ms |
8016 KB |
Output is correct |
45 |
Correct |
2 ms |
8228 KB |
Output is correct |
46 |
Correct |
3 ms |
8228 KB |
Output is correct |
47 |
Correct |
3 ms |
8228 KB |
Output is correct |
48 |
Correct |
2 ms |
8224 KB |
Output is correct |
49 |
Correct |
2 ms |
5732 KB |
Output is correct |
50 |
Correct |
2 ms |
8228 KB |
Output is correct |
51 |
Correct |
2 ms |
8228 KB |
Output is correct |
52 |
Correct |
2 ms |
8232 KB |
Output is correct |
53 |
Correct |
2 ms |
8224 KB |
Output is correct |
54 |
Correct |
10 ms |
8252 KB |
Output is correct |
55 |
Correct |
5 ms |
8252 KB |
Output is correct |
56 |
Correct |
2 ms |
8228 KB |
Output is correct |