Submission #18642

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
18642	2016-02-13 07:58:02	Namnamseo	경비원 (GA8_guard)	C++14	100 / 100	406 ms	1364 KiB

guard

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#include <cstdio>
#include <algorithm>
#include <queue>
int ps[]={2,3,5,7,11,13,17,19,23,29,31,37,41,43,47};
int pn=15;
int n;
int data[2223];
typedef std::pair<int,int> pp;
pp dd[2223];
int dp   [1<<15];
int dptmp[1<<15];
int M=int(1e9)+7;
bool isprime(int x){
    for(int i=2;i*i<=x;++i) if(x%i==0) return 0;
    return 1;
}
int getMaxDivisor(int x){
    for(int i=x;i>=1;--i) if(x%i==0 && isprime(i)) return i;
    return '?';
}
int main()
{
    int i,j;
    scanf("%d",&n);
    for(i=0;i<n;++i){
        scanf("%d",data+i);
        dd[i]={getMaxDivisor(data[i]),data[i]};
    }
    std::sort(dd,dd+n);
    dp   [0]=1;
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 13 / 13
• Subtask 3: 16 / 16
• Subtask 4: 27 / 27
• Subtask 5: 36 / 36