#include <cstdio>
#include <algorithm>
using namespace std;
int n,re;
long long a[100001],s;
long long p,pn,sum;
int main(void){
scanf("%lld %d",&p,&n);
for(int i=0; i<n; i++)
scanf("%d",&a[i]);
sort(a,a+n);
re = -1;
for(int i=0; i<n; i++){
if(s+a[i]>=p){
re=i;
break;
}
else s+=a[i];
}
if( re == -1 )
re = n;
sum=(long long)(p-s-1);
for(int j=re-1; j>=0; j--){
pn+=sum+a[j];
sum+=a[j];
}
printf("%d %lld",re,pn);
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1868 KB |
Output is correct |
2 |
Correct |
0 ms |
1868 KB |
Output is correct |
3 |
Correct |
0 ms |
1868 KB |
Output is correct |
4 |
Correct |
4 ms |
1868 KB |
Output is correct |
5 |
Correct |
0 ms |
1868 KB |
Output is correct |
6 |
Correct |
4 ms |
1868 KB |
Output is correct |
7 |
Correct |
8 ms |
1868 KB |
Output is correct |
8 |
Correct |
8 ms |
1868 KB |
Output is correct |
9 |
Correct |
24 ms |
1868 KB |
Output is correct |
10 |
Correct |
20 ms |
1868 KB |
Output is correct |
11 |
Correct |
16 ms |
1868 KB |
Output is correct |
12 |
Correct |
12 ms |
1868 KB |
Output is correct |
13 |
Correct |
0 ms |
1868 KB |
Output is correct |
14 |
Correct |
0 ms |
1868 KB |
Output is correct |
15 |
Correct |
8 ms |
1868 KB |
Output is correct |