Mai intai trebuie sa te autentifici.
Cod sursa(job #1936572)
| Utilizator | Data | 23 martie 2017 10:59:42 | |
|---|---|---|---|
| Problema | Garaj | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 1.08 kb |
#include <cstdio>
#include <algorithm>
#include <set>
using namespace std;
int n, m;
struct camion{
int c, t;
}a[100002];
set <int> b;
set <int>::iterator it;
inline bool cmp(camion x, camion y){
return x.t < y.t;
}
int main()
{
freopen("garaj.in", "r", stdin);
freopen("garaj.out", "w", stdout);
scanf("%d%d", &n, &m);
for(int i = 1; i <= n ; ++i)
scanf("%d%d", &a[i].c, &a[i].t), a[i].t *= 2;
int st = 1, dr = 100000;
while(st <= dr){
int mij = (st + dr) / 2;
int NR = 0, cam = 0;
for(int i = 1; i <= n ; ++i){
NR = NR + (mij / a[i].t) * a[i].c;
if(NR >= m) break;
}
if(NR >= m)dr = mij - 1;
else st = mij + 1;
}
int NR = 0;
for(int i = 1; i <= n ; ++i){
b.insert((st / a[i].t) * a[i].c) ;
NR = NR + (st / a[i].t) * a[i].c;
}
int Min = n;
for(it = b.begin(); it != b.end() ; ++it){
NR = NR - *it;
if(NR < m) break;
--Min;
}
printf("%d %d", st, Min);
return 0;
}
