Contest Duration: - (local time) (150 minutes) Back to Home

Submission #7860611

Source Code Expand

Copy
#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <map>
#include <cmath>
#include <queue>
#include <deque>
#include <set>
#include <iomanip>
#include <utility>
#define ll long long
#define ld long double
using namespace std;

int main() {
string S;
ll K;
cin >> S >> K;
ll ans=0;
ll now=1, he=-1;
for(int i=1; i<S.size(); ++i){
if(S[i-1]==S[i]){
++now;
}else{
if(he>0 && i+1<S.size()){
ans += K*(now/2);
}else if(he<0){
he=now;
}
now=1;
}
}
if(S[0]==S.back()){
if(he<0) ans=(K*now)/2;
else ans += (K-1)*((he+now)/2)+he/2+now/2;
}else{
ans += K*(he/2 + now/2);
}
cout << ans << endl;
return 0;
}

#### Submission Info

Submission Time 2019-10-05 21:17:37+0900 B - Graph Partition ward1302 C++14 (GCC 5.4.1) 0 786 Byte WA 1 ms 256 KB

#### Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 500
Status
 WA × 3
 WA × 55
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt WA 1 ms 256 KB
02.txt WA 1 ms 256 KB
03.txt WA 1 ms 256 KB
04.txt WA 1 ms 256 KB
05.txt WA 1 ms 256 KB
06.txt WA 1 ms 256 KB
07.txt WA 1 ms 256 KB
08.txt WA 1 ms 256 KB
09.txt WA 1 ms 256 KB
10.txt WA 1 ms 256 KB
11.txt WA 1 ms 256 KB
12.txt WA 1 ms 256 KB
13.txt WA 1 ms 256 KB
14.txt WA 1 ms 256 KB
15.txt WA 1 ms 256 KB
16.txt WA 1 ms 256 KB
17.txt WA 1 ms 256 KB
18.txt WA 1 ms 256 KB
19.txt WA 1 ms 256 KB
20.txt WA 1 ms 256 KB
21.txt WA 1 ms 256 KB
22.txt WA 1 ms 256 KB
23.txt WA 1 ms 256 KB
24.txt WA 1 ms 256 KB
25.txt WA 1 ms 256 KB
26.txt WA 1 ms 256 KB
27.txt WA 1 ms 256 KB
28.txt WA 1 ms 256 KB
29.txt WA 1 ms 256 KB
30.txt WA 1 ms 256 KB
31.txt WA 1 ms 256 KB
32.txt WA 1 ms 256 KB
33.txt WA 1 ms 256 KB
34.txt WA 1 ms 256 KB
35.txt WA 1 ms 256 KB
36.txt WA 1 ms 256 KB
37.txt WA 1 ms 256 KB
38.txt WA 1 ms 256 KB
39.txt WA 1 ms 256 KB
40.txt WA 1 ms 256 KB
41.txt WA 1 ms 256 KB
42.txt WA 1 ms 256 KB
43.txt WA 1 ms 256 KB
44.txt WA 1 ms 256 KB
45.txt WA 1 ms 256 KB
46.txt WA 1 ms 256 KB
47.txt WA 1 ms 256 KB
48.txt WA 1 ms 256 KB
49.txt WA 1 ms 256 KB
50.txt WA 1 ms 256 KB
51.txt WA 1 ms 256 KB
52.txt WA 1 ms 256 KB
s1.txt WA 1 ms 256 KB
s2.txt WA 1 ms 256 KB
s3.txt WA 1 ms 256 KB