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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#648908 | #9221. Missing Boundaries | ucup-team963# | WA | 95ms | 5380kb | C++14 | 2.2kb | 2024-10-17 20:54:56 | 2024-10-17 20:54:57 |
Judging History
answer
#include <bits/stdc++.h>
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define fi first
#define se second
#define pb push_back
using namespace std;
using ll = long long;
using pii = pair<int,int>;
const int N = 2e5 + 10;
int eval(pii pr) {
if(pr.fi == -1) return pr.se;
return pr.fi;
}
int mimi(pii pr) {
if(pr.se == -1) return pr.fi; return pr.se;
}
signed main() {
int T;
cin >> T;
while(T --) {
int n, L;
cin >> n >> L;
int cnt = 0, cnt3 = 0;
ll len = 0;
bool flg = true;
vector<pii> vec;
set<int> s;
rep(i,1,n) {
int l, r; cin >> l >> r;
if(l == -1 && r == -1) ++ cnt;
else {
if(l != -1 && r != -1) {
len += r - l + 1;
} else {
++ cnt3;
}
vec.pb({l, r});
}
// if(~l) { int sz = s.size(); s.insert(l); if(sz == s.size()) flg = false; }
// if(~r) { int sz = s.size(); s.insert(r); if(sz == s.size()) flg = false; }
}
s.clear();
// cout << flg << ' ' << len << ' ' << cnt << endl;
if(len + cnt + cnt3 > L) flg = false;
sort(vec.begin(), vec.end(), [&](pii x, pii y) {
return eval(x) < eval(y);
});
int cnt2 = 0;
if(vec[0].fi != -1 && vec[0].fi != 1) ++ cnt2;
int sz = vec.size() - 1;
if(vec[sz].se != L && vec[sz].se != -1) ++ cnt2;
rep(i,0,sz-1) if(vec[i].se != -1 && vec[i + 1].fi != -1 && vec[i].se + 1 != vec[i + 1].fi) ++ cnt2;
// if(cnt2 > cnt) flg = false;
int r = 0;
// for(pii x : vec) {
// if(eval(x) <= r) {
// flg = false;
// break;
// }
// r = max(mimi(x), r);
// }
// int l = L + 1;
// for(auto it = vec.rbegin(); it != vec.rend(); ++ it) {
// if(mimi(*it) >= l) {
// flg = false;
// break;
// }
// l = min(l, eval(*it));
// }
cout << (flg ? "TAK" : "NIE") << endl;
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3604kb
input:
3 4 51 1 -1 11 50 -1 -1 -1 10 3 2 -1 -1 -1 -1 -1 -1 2 3 1 2 2 3
output:
TAK NIE NIE
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 95ms
memory: 5380kb
input:
1 200000 1000000000 490669427 -1 224278942 224287156 821104480 -1 861696576 861702036 807438935 807440055 574078002 574083717 465630141 -1 195378188 -1 -1 13500961 -1 977536179 92893115 -1 -1 661145418 -1 215804863 -1 685338515 544348999 -1 465532902 -1 130346949 -1 -1 526666304 635604584 635605404 ...
output:
TAK
result:
ok single line: 'TAK'
Test #3:
score: 0
Accepted
time: 0ms
memory: 3800kb
input:
3 4 51 1 -1 11 50 -1 -1 -1 10 3 2 -1 -1 -1 -1 -1 -1 2 3 1 2 2 3
output:
TAK NIE NIE
result:
ok 3 lines
Test #4:
score: 0
Accepted
time: 74ms
memory: 5240kb
input:
1 197838 400000 34167 34169 352180 -1 235963 -1 -1 -1 160401 160405 347288 -1 270353 270354 214502 214504 183243 183245 -1 -1 -1 36193 -1 -1 -1 17557 273498 273500 269137 -1 395099 395100 285515 285518 -1 -1 71041 71042 324060 -1 -1 385151 -1 379645 -1 -1 -1 185142 -1 191584 89259 89261 328347 32834...
output:
TAK
result:
ok single line: 'TAK'
Test #5:
score: -100
Wrong Answer
time: 60ms
memory: 4700kb
input:
2 97340 150000 -1 101927 105937 -1 -1 107253 -1 47307 110550 -1 84061 84062 125176 125177 -1 15915 29617 -1 -1 -1 -1 43147 115958 -1 101807 101808 24866 -1 66826 66828 -1 31640 -1 5610 1281 1284 -1 -1 -1 -1 -1 73973 -1 2945 29064 -1 30653 -1 -1 63714 -1 -1 141389 141390 -1 27465 57358 -1 47388 47389...
output:
TAK TAK
result:
wrong answer 1st lines differ - expected: 'NIE', found: 'TAK'