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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#779798 | #9568. Left Shifting 3 | Clarus | WA | 5ms | 3748kb | C++20 | 777b | 2024-11-24 21:49:55 | 2024-11-24 21:49:56 |
Judging History
answer
#include <bits/stdc++.h>
using LL = long long;
constexpr int inf = 1E9;
void solve()
{
int n, k;
std::cin >> n >> k;
std::string s;
std::cin >> s;
const std::string t = "nanjing";
int ans = 0;
for (int i = std::min(6, k); i > 0 && n - i >= 0; i--)
{
if (s.substr(n - i) == t.substr(0, i) && s.substr(0, 7 - i) == t.substr(i))
{
ans++;
break;
}
}
for (int i = 0; i + 7 <= n; i++)
{
ans += s.substr(i, 7) == t;
}
std::cout << ans << '\n';
}
int main()
{
std::ios::sync_with_stdio(false);
std::cin.tie(nullptr);
int T;
std::cin >> T;
while (T--)
{
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3748kb
input:
4 21 10 jingicpcnanjingsuanan 21 0 jingicpcnanjingsuanan 21 3 nanjingnanjingnanjing 4 100 icpc
output:
2 1 3 0
result:
ok 4 number(s): "2 1 3 0"
Test #2:
score: -100
Wrong Answer
time: 5ms
memory: 3640kb
input:
2130 39 7 nnananjingannanjingngnanjinganjinggjina 1 479084228 g 33 2 gqnanjinggrjdtktnanjingcvsenanjin 24 196055605 ginganjingnanjingnanjing 23 3 ngnanjinganjingjinnanji 40 3 njingaaznannanjingnananjingyonwpnanjinga 40 207842908 nanjinggphconanjingkonanjinannanjinglxna 46 3 ingjingnnanjingnanjinging...
output:
3 0 2 2 1 3 3 3 3 4 0 2 4 3 2 1 1 1 4 2 0 3 3 1 0 1 0 0 0 5 4 0 1 2 1 2 2 1 1 1 2 3 1 3 2 0 1 1 4 1 1 1 2 1 2 3 0 1 1 0 1 1 3 2 2 1 0 2 1 2 1 1 3 4 1 1 1 1 0 0 1 1 1 2 0 4 4 3 1 1 2 1 1 1 1 5 1 4 1 1 2 0 2 4 3 3 3 3 0 3 2 1 3 1 2 0 0 1 0 5 0 2 0 3 1 1 2 2 3 2 1 2 0 1 1 1 2 4 1 3 2 1 1 1 2 2 2 1 0 3 ...
result:
wrong answer 3rd numbers differ - expected: '3', found: '2'