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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#409571 | #8338. Quad Kingdoms Chess | bigJ | WA | 31ms | 3988kb | C++23 | 1.8kb | 2024-05-12 11:31:54 | 2024-05-12 11:31:55 |
Judging History
answer
#include <bits/stdc++.h>
int main() {
int n1, n2, m;
std::map<int, int> cnt1;
std::map<int, int> cnt2;
scanf("%d", &n1);
std::vector<int> a(n1);
for (int i = 0; i < n1; i++) {
scanf("%d", &a[i]);
cnt1[a[i]]++;
}
scanf("%d", &n2);
std::vector<int> b(n2);
for (int i = 0; i < n2; i++) {
scanf("%d", &b[i]);
cnt2[b[i]]++;
}
auto work = [&]() {
int v = a.back();
if (a.back() != b.back()) {
return false;
}
int i = n1 - 1;
int j = n2 - 1;
while (i - 1 >= 0 && a[i - 1] <= v) {
i--;
}
while (j - 1 >= 0 && b[j - 1] <= v) {
j--;
}
if (i != 0) {
i--;
}
if (j != 0) {
j--;
}
while (i < n1 && j < n2) {
if (a[i] > b[j]) {
j++;
} else if (a[i] < b[j]) {
i++;
} else {
i++, j++;
}
}
return i == n1 && j == n2;
};
scanf("%d", &m);
while (m--) {
int o, x, y;
scanf("%d%d%d", &o, &x, &y);
x--;
if (o == 1) {
if (--cnt1[a[x]] == 0) {
cnt1.erase(a[x]);
}
a[x] = y;
cnt1[a[x]]++;
} else {
if (--cnt2[b[x]] == 0) {
cnt2.erase(b[x]);
}
b[x] = y;
cnt2[b[x]]++;
}
puts(work() ? "YES" : "NO");
}
// for (int i = 0; i < n1; i++) {
// printf("%d%c", a[i], " \n"[i == n1 - 1]);
// }
// for (int i = 0; i < n2; i++) {
// printf("%d%c", b[i], " \n"[i == n2 - 1]);
// }
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3988kb
input:
5 1 2 3 4 5 5 5 4 3 2 1 8 1 1 5 1 4 2 1 2 4 1 5 1 1 5 5 2 1 4 2 3 5 2 5 5
output:
NO NO NO YES NO NO NO YES
result:
ok 8 tokens
Test #2:
score: 0
Accepted
time: 31ms
memory: 3656kb
input:
1 2 6 2 1 1 1 1 1 200000 2 6 2 1 1 1 1 1 1 1 1 2 2 1 1 1 1 2 1 1 1 2 4 1 2 1 2 1 1 1 1 1 2 2 5 1 1 1 1 1 1 2 1 1 1 2 6 1 1 1 2 1 1 2 1 1 2 2 3 1 1 1 1 2 1 1 2 6 2 1 1 2 2 4 1 1 1 2 2 6 1 1 1 2 1 1 1 2 5 2 2 6 2 1 1 1 2 4 2 2 5 2 2 6 2 1 1 1 2 5 1 2 6 2 1 1 2 1 1 1 1 1 1 2 4 1 1 1 2 1 1 2 1 1 2 2 3 2...
output:
NO NO NO NO YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO N...
result:
ok 200000 tokens
Test #3:
score: 0
Accepted
time: 30ms
memory: 3984kb
input:
6 2 1 1 2 1 2 1 1 200000 2 1 1 1 1 2 1 1 1 2 1 2 2 1 1 2 1 1 2 1 2 2 1 2 1 1 2 1 3 1 1 6 2 1 5 2 1 4 2 1 3 1 2 1 2 1 4 2 1 4 2 2 1 2 2 1 2 1 3 1 1 6 1 1 1 2 2 1 1 1 6 1 1 3 1 1 5 2 1 6 2 1 5 2 2 1 2 1 2 1 1 5 2 2 1 1 2 1 1 1 6 1 2 1 2 2 1 1 1 3 2 2 1 1 1 6 1 1 4 2 1 2 1 1 1 1 2 1 1 1 2 1 1 6 2 1 6 2...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO ...
result:
ok 200000 tokens
Test #4:
score: -100
Wrong Answer
time: 27ms
memory: 3952kb
input:
6 1 3 1 2 1 2 6 2 1 3 3 3 1 200000 2 4 2 1 2 1 1 6 2 2 3 2 1 1 1 1 6 2 1 6 2 1 3 2 2 6 1 2 4 3 1 1 2 2 5 2 2 6 2 2 3 1 1 4 3 1 3 1 2 5 2 2 4 2 2 1 3 1 1 1 2 2 2 2 4 2 1 5 3 1 6 3 2 6 3 1 5 3 2 5 3 2 4 1 2 4 2 1 1 2 1 6 1 2 6 1 1 2 3 1 1 3 1 1 1 2 6 3 2 4 1 1 4 2 2 2 1 1 3 1 1 1 3 1 1 3 1 4 3 1 3 3 2...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES YES YES YES NO YES YES YES YES NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO ...
result:
wrong answer 33rd words differ - expected: 'NO', found: 'YES'