Submission #14150

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
14150	2015-05-02 08:59:04	juchan1220	정전 (OJUZ10_blackout)	C++98	50 / 100	52 ms	1668 KiB

blackout

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#include <stdio.h>
#include <algorithm>
#define MIN -1000000001
using namespace std;
int n,l,lamp[150001];
int main (void)
{
    int i,cnt=0,prv=MIN;
    scanf("%d %d",&n,&l);
    for(i=0;i<n;i++){
        scanf("%d",&lamp[i]);
    }
    sort(lamp,lamp+n);
    for(i=1;i<n;i++){
        if(lamp[i-1]+l>max(prv,lamp[i]-l)){
            cnt+=lamp[i-1]+l-max(prv,lamp[i]-l);
            prv=lamp[i-1]+l;
        }
    }
    printf("%d\n",cnt);
    return 0;
}
 
 
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• Subtask 1: 0 / 10
• Subtask 2: 20 / 20
• Subtask 3: 30 / 30
• Subtask 4: 0 / 40