Submission #1947918
Source Code Expand
#include<algorithm> #include<cmath> #include<iomanip> #include<iostream> #include<map> #include<numeric> #include<queue> #include<set> #include<sstream> #include<unordered_map> #include<unordered_set> #include<vector> using uint = unsigned int; using ll = long long; enum : int { M = (int)1e9 + 7 }; enum : ll { MLL = (ll)1e18L + 9 }; using namespace std; #ifdef LOCAL #include"rprint2.hpp" #include"debug_deque.hpp" #define vector DebugDeque #else #define FUNC(name) template <ostream& out = cout, class... T> void name(T&&...){ } FUNC(prints) FUNC(printe) FUNC(printw) FUNC(printew) FUNC(printb) FUNC(printd) FUNC(printde); #endif int main(){ cin.tie(0); ios::sync_with_stdio(false); int n, h; cin >> n >> h; vector<int> as(n), bs(n); for(int i = 0; i < n; i++){ cin >> as[i] >> bs[i]; } sort(as.rbegin(), as.rend()); sort(bs.rbegin(), bs.rend()); int ans = 0; for(int i = 0; i < n; i++){ if(bs[i] < as[0]){ break; } h -= bs[i]; ans++; if(h <= 0){ cout << ans << '\n'; return 0; } } cout << ans + (h + as[0] - 1) / as[0] << '\n'; }
Submission Info
Submission Time | |
---|---|
Task | D - Katana Thrower |
User | sumoooru |
Language | C++14 (Clang 3.8.0) |
Score | 400 |
Code Size | 1208 Byte |
Status | AC |
Exec Time | 213 ms |
Memory | 1024 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 400 / 400 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | a01, a02, a03, a04 |
All | a01, a02, a03, a04, b05, b06, b07, b08, b09, b10, b11, b12, b13, b14, b15, b16, b17, b18, b19, b20, b21, b22, b23, b24 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
a01 | AC | 1 ms | 256 KB |
a02 | AC | 1 ms | 256 KB |
a03 | AC | 1 ms | 256 KB |
a04 | AC | 1 ms | 256 KB |
b05 | AC | 1 ms | 256 KB |
b06 | AC | 213 ms | 1024 KB |
b07 | AC | 1 ms | 256 KB |
b08 | AC | 213 ms | 1024 KB |
b09 | AC | 1 ms | 256 KB |
b10 | AC | 1 ms | 256 KB |
b11 | AC | 1 ms | 256 KB |
b12 | AC | 1 ms | 256 KB |
b13 | AC | 89 ms | 1024 KB |
b14 | AC | 89 ms | 1024 KB |
b15 | AC | 88 ms | 1024 KB |
b16 | AC | 89 ms | 1024 KB |
b17 | AC | 146 ms | 1024 KB |
b18 | AC | 127 ms | 1024 KB |
b19 | AC | 109 ms | 1024 KB |
b20 | AC | 119 ms | 1024 KB |
b21 | AC | 132 ms | 1024 KB |
b22 | AC | 146 ms | 1024 KB |
b23 | AC | 1 ms | 256 KB |
b24 | AC | 5 ms | 256 KB |