Submission #1954200


Source Code Expand

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cmath>
using namespace std;
const int MAXN = 1e5 + 5;
int N, H, Ans;
struct Katana {
	int A, B, Id;
}Set[MAXN];
inline bool cmpByA(const Katana &A, const Katana &B)
{
	return A.A == B.A ? A.B > B.B : A.A > B.A;
}
inline bool cmpByB(const Katana &A, const Katana &B)
{
	return A.B > B.B;
}
void CRASH(int X)
{
	int A[10000000];
	CRASH(X);
}
inline void Throw(int valueReduced)
{
	if(H > valueReduced) H -= valueReduced, ++Ans;
	else {
		cout << Ans + 1 << endl;
		CRASH(1);
		exit(0);
	}
}
inline void Wield(int wieldValue, int throwValue)
{
	H -= throwValue, ++Ans;
	if(H > 0){
		Ans += H / wieldValue;
		if((H % wieldValue))++Ans;
	}
	cout << Ans << endl;
}
int main()
{
	scanf("%d%d", &N, &H);
	for(int I = 1; I <= N; ++I)
		scanf("%d%d", &Set[I].A, &Set[I].B), Set[I].Id = I;
	sort(Set + 1, Set + N + 1, cmpByA);
	int maxA = Set[1].A, maxBInMaxA = Set[1].B, maxAId = Set[1].Id;
	sort(Set + 1, Set + N + 1, cmpByB);
	for(int I = 1; I <= N; ++I)
		if(Set[I].B > maxA){
			if(Set[I].Id != maxAId)Throw(Set[I].B);
		}else break;
	Wield(maxA, maxBInMaxA);
	return 0;
}

Submission Info

Submission Time
Task D - Katana Thrower
User DFPMTS
Language C++ (GCC 5.4.1)
Score 0
Code Size 1192 Byte
Status WA
Exec Time 2103 ms
Memory 1408 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:44:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &N, &H);
                       ^
./Main.cpp:46:53: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &Set[I].A, &Set[I].B), Set[I].Id = I;
                                                     ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 4
AC × 21
WA × 1
TLE × 2
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 31 ms 1408 KB
b07 AC 1 ms 256 KB
b08 AC 31 ms 1408 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 22 ms 1408 KB
b14 WA 22 ms 1408 KB
b15 AC 22 ms 1408 KB
b16 AC 22 ms 1408 KB
b17 AC 36 ms 1408 KB
b18 AC 33 ms 1408 KB
b19 AC 27 ms 1408 KB
b20 TLE 2103 ms 1408 KB
b21 TLE 2103 ms 1408 KB
b22 AC 34 ms 1408 KB
b23 AC 1 ms 256 KB
b24 AC 2 ms 256 KB