Submission #1947990
Source Code Expand
#include <cstdio> #include <iostream> #include <string> #include <vector> #include <sstream> #include <map> #include <set> #include <queue> #include <algorithm> #include <cmath> #include <cstdlib> #include <cstring> #include <functional> #include <numeric> using namespace std; using ll = long long; const ll INF = 1e9; const ll MOD = 1e9 + 7; int dx[4] = { 1,0,-1,0 }; int dy[4] = { 0,1,0,-1 }; int main() { int n, h, a[100005], b[100005], i, amax = 0, ans = 0, bb = 0; cin >> n >> h; for (i = 0; i < n; i++) { cin >> a[i] >> b[i]; if (amax < a[i]) { amax = a[i]; } } sort(b, b + i, greater<int>()); for (bb = 0; bb < n && b[bb] > amax; bb++) { ans++; h -= b[bb]; if (h <= 0) { cout << ans << endl; return 0; } } ans += (h % amax == 0)? h / amax : h / amax + 1; cout << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | D - Katana Thrower |
User | chocobo |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 873 Byte |
Status | AC |
Exec Time | 118 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 | 115 ms | 1024 KB |
b07 | AC | 1 ms | 256 KB |
b08 | AC | 118 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 | 37 ms | 1024 KB |
b14 | AC | 38 ms | 1024 KB |
b15 | AC | 37 ms | 1024 KB |
b16 | AC | 37 ms | 1024 KB |
b17 | AC | 67 ms | 1024 KB |
b18 | AC | 60 ms | 1024 KB |
b19 | AC | 47 ms | 1024 KB |
b20 | AC | 52 ms | 1024 KB |
b21 | AC | 61 ms | 1024 KB |
b22 | AC | 65 ms | 1024 KB |
b23 | AC | 1 ms | 256 KB |
b24 | AC | 3 ms | 256 KB |