题目链接:https://vjudge.net/problem/Gym-101243A 题意:给你n条鱼,你的锅每分钟只能煎k条鱼,鱼要煎两面,问你最少几分钟煎完所有鱼 解析:数学题,记得特判就好
#include <iostream>
#include <cstring>
#include <string>
#include <cstdio>
#include <algorithm>
#include <cmath>
#include <vector>
#include <map>
using namespace std;
int main()
{
freopen(
"input.txt",
"r",stdin);
freopen(
"output.txt",
"w",stdout);
int n,k;
scanf(
"%d %d",&n,&k);
if(n<=k)
puts(
"2");
else if((
2*n)%k)
printf(
"%d\n",
2*n/k+
1);
else
printf(
"%d\n",
2*n/k);
return 0;
}
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