Submission #14217

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
14217	2015-05-05 07:35:14	khsoo01	정전 (OJUZ10_blackout)	C++98	0 / 100	51 ms	4012 KiB

blackout

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#include<cstdio>
#include<algorithm>
#define INF 0x7fffffff
using namespace std;
int n,l,a[150005],seg[2][150005][2],cnt[2],i,i1,i2,ans;
int main()
{
    scanf("%d%d",&n,&l);
    for(i=0;i<n;i++) {
        scanf("%d",&a[i]);
    }
    std::sort(a,a+n);
    for(i=0;i<150005;i++){
        seg[0][i][0]=-INF;
        seg[0][i][1]=-INF;
        seg[1][i][0]=-INF;
        seg[1][i][1]=-INF;
    }
    for(i=0;i<n;i+=2) {
        if(seg[0][cnt[0]][1]<a[i]-l+1){
            cnt[0]++;
            seg[0][cnt[0]][0]=a[i]-l+1;
            seg[0][cnt[0]][1]=a[i]+l;
        }
        else seg[0][cnt[0]][1]=a[i]+l;
    }
    for(i=1;i<n;i+=2) {
        if(seg[1][cnt[1]][1]<a[i]-l+1){
            cnt[1]++;
 
 
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• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 30
• Subtask 4: 0 / 40