Submission #1989576
Source Code Expand
import std.algorithm, std.array, std.conv, std.exception, std.stdio, std.string; void main() { auto cond = readln.chomp.split.map!(to!int); immutable n = cond[0], h = cond[1]; int[] a, b; foreach (i; 0..n) { auto buf = readln.chomp.split.map!(to!int); a ~= buf[0]; b ~= buf[1]; } solve(h, a, b).writeln; } auto solve(int h, int[] _as, int[] _bs) { auto a = _as.reduce!max; int answer; foreach (b; _bs.sort!((x, y) => x > y).filter!(b => a < b)) { h -= b; answer += 1; if (h <= 0) return answer; } return answer + h.divceil(a); } auto divceil(int numerator, int denominator) { return numerator / denominator + !!(numerator % denominator); }
Submission Info
Submission Time | |
---|---|
Task | D - Katana Thrower |
User | majiang |
Language | D (DMD64 v2.070.1) |
Score | 400 |
Code Size | 787 Byte |
Status | AC |
Exec Time | 111 ms |
Memory | 4476 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 | 111 ms | 2556 KB |
b07 | AC | 1 ms | 256 KB |
b08 | AC | 111 ms | 2556 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 | 79 ms | 3452 KB |
b14 | AC | 78 ms | 3708 KB |
b15 | AC | 78 ms | 4220 KB |
b16 | AC | 78 ms | 4476 KB |
b17 | AC | 96 ms | 4092 KB |
b18 | AC | 91 ms | 2556 KB |
b19 | AC | 84 ms | 3964 KB |
b20 | AC | 88 ms | 2556 KB |
b21 | AC | 93 ms | 2556 KB |
b22 | AC | 93 ms | 4092 KB |
b23 | AC | 1 ms | 256 KB |
b24 | AC | 3 ms | 508 KB |