# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
400884 | DavidDamian | Pod starim krovovima (COCI20_psk) | C++11 | 2 ms | 208 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <iostream>
#include <algorithm>
using namespace std;
typedef long long ll;
struct vaso
{
int vol;
int agua;
int id;
};
bool porVolumen(vaso A, vaso B)
{
if (A.vol < B.vol) return true;
else {
if (A.vol == B.vol) {
if (A.agua < B.agua) return true;
else return false;
}
else return false;
}
}
bool porId(vaso A, vaso B)
{
return A.id < B.id;
}
vaso A[100005];
int main()
{
int n;
cin >> n;
for (int i = 1; i <= n; i++) {
cin >> A[i].agua >> A[i].vol;
A[i].id = i;
}
sort(A + 1, A + 1 + n, porVolumen);
int j_max = n;
while (j_max >= 1 && A[j_max].vol - A[j_max].agua == 0){
j_max--;
}
for (int i = 1; i <= n; i++) {
if (i >= j_max) {
break;
}
while (A[i].agua > 0){
int agua = min(A[j_max].vol - A[j_max].agua, A[i].agua);
A[j_max].agua += agua;
A[i].agua -= agua;
if (A[j_max].vol - A[j_max].agua == 0) {
j_max--;
}
if (i >= j_max) {
break;
}
}
}
sort(A + 1, A + 1 + n, porId);
int total = 0;
for (int i = 1; i <= n; i++) {
if (A[i].agua == 0) {
total++;
}
}
cout << total << endl;
for (int i = 1; i <= n; i++) {
cout << A[i].agua << " ";
}
return 0;
}
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---|---|---|---|---|
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