| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 118142 |
2019-06-18T08:51:04 Z |
scanhex |
Naan (JOI19_naan) |
C++17 |
|
1065 ms |
127608 KB |
#include <bits/stdc++.h>
using namespace std;
using nagai = __int128;
using ll=long long;
#define sz(x) int((x).size())
const int N=2020;
int n,m;
nagai matr[N][N];
nagai pref[N][N];
nagai gcd(nagai a,nagai b){
while(b){
a%=b,swap(a,b);
}
return a;
}
struct frac{
nagai a,b;
frac(){}
void check(){
if(a==0)return;
nagai g=gcd(a,b);
a/=g;
b/=g;
}
frac(nagai a,nagai b):a(a),b(b){
}
frac(nagai x):a(x),b(1){}
frac operator *(frac o){
return frac(a*o.a,b*o.b);
}
frac operator +(frac o){
return frac(a*o.b+o.a*b,b*o.b);
}
frac operator -(frac o){
return frac(a*o.b-o.a*b,b*o.b);
}
bool operator <=(frac o){
return a*o.b<=b*o.a;
}
bool operator <(frac o){
return a*o.b<b*o.a;
}
};
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cin>>n>>m;
for(int i=0;i<n;++i)
for(int j=0;j<m;++j){
ll x;
cin>>x;
matr[i][j]=x;
pref[i][j+1]=pref[i][j]+matr[i][j];
}
frac cur(0);
vector<frac>fr;
vector<int>ord;
vector<bool>used(n);
vector<int>ptr(n);
for(int i=0;i<n;++i){
frac mn(1e9);
int mni=-1;
for(int j=0;j<n;++j){
if(used[j])continue;
while(true){
int L=ptr[j];
if(L<m&&frac(pref[j][L])<=frac(pref[j][m])*frac(i+1,n))
++ptr[j];
else
break;
}
int L=ptr[j]-1;
frac rest(0);
rest=frac(pref[j][m])*frac(i+1,n)-frac(pref[j][L]);
if(rest.a)
rest=rest*frac(1,matr[j][L]);
rest=rest+frac(L);
rest.check();
if(rest<mn)
mn=rest,mni=j;
}
cur=mn;
// cerr<<cur.a<<' '<<cur.b<<'\n';
fr.push_back(cur);
ord.push_back(mni);
used[mni]=true;
}
for(int i=0;i<n-1;++i){
cout<<(ll)fr[i].a<<' '<<(ll)fr[i].b<<'\n';
}
for(int i=0;i<n;++i)
cout<<ord[i]+1<<' ';
cout<<'\n';
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
512 KB |
Output is correct |
| 3 |
Correct |
2 ms |
512 KB |
Output is correct |
| 4 |
Correct |
2 ms |
512 KB |
Output is correct |
| 5 |
Correct |
2 ms |
512 KB |
Output is correct |
| 6 |
Correct |
2 ms |
384 KB |
Output is correct |
| 7 |
Correct |
2 ms |
512 KB |
Output is correct |
| 8 |
Correct |
2 ms |
512 KB |
Output is correct |
| 9 |
Correct |
2 ms |
384 KB |
Output is correct |
| 10 |
Correct |
3 ms |
512 KB |
Output is correct |
| 11 |
Correct |
2 ms |
512 KB |
Output is correct |
| 12 |
Correct |
3 ms |
512 KB |
Output is correct |
| 13 |
Correct |
2 ms |
512 KB |
Output is correct |
| 14 |
Correct |
2 ms |
512 KB |
Output is correct |
| 15 |
Correct |
2 ms |
512 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
512 KB |
Output is correct |
| 3 |
Correct |
2 ms |
640 KB |
Output is correct |
| 4 |
Correct |
2 ms |
640 KB |
Output is correct |
| 5 |
Correct |
3 ms |
640 KB |
Output is correct |
| 6 |
Correct |
2 ms |
512 KB |
Output is correct |
| 7 |
Correct |
2 ms |
512 KB |
Output is correct |
| 8 |
Correct |
3 ms |
512 KB |
Output is correct |
| 9 |
Correct |
3 ms |
768 KB |
Output is correct |
| 10 |
Correct |
3 ms |
768 KB |
Output is correct |
| 11 |
Correct |
2 ms |
640 KB |
Output is correct |
| 12 |
Correct |
2 ms |
384 KB |
Output is correct |
| 13 |
Correct |
2 ms |
512 KB |
Output is correct |
| 14 |
Correct |
2 ms |
768 KB |
Output is correct |
| 15 |
Correct |
2 ms |
640 KB |
Output is correct |
| 16 |
Correct |
3 ms |
768 KB |
Output is correct |
| 17 |
Correct |
3 ms |
640 KB |
Output is correct |
| 18 |
Correct |
3 ms |
768 KB |
Output is correct |
| 19 |
Correct |
3 ms |
768 KB |
Output is correct |
| 20 |
Correct |
3 ms |
640 KB |
Output is correct |
| 21 |
Correct |
3 ms |
768 KB |
Output is correct |
| 22 |
Correct |
3 ms |
768 KB |
Output is correct |
| 23 |
Correct |
2 ms |
384 KB |
Output is correct |
| 24 |
Correct |
3 ms |
640 KB |
Output is correct |
| 25 |
Correct |
2 ms |
640 KB |
Output is correct |
| 26 |
Correct |
2 ms |
512 KB |
Output is correct |
| 27 |
Correct |
3 ms |
640 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
384 KB |
Output is correct |
| 2 |
Correct |
2 ms |
512 KB |
Output is correct |
| 3 |
Correct |
2 ms |
512 KB |
Output is correct |
| 4 |
Correct |
2 ms |
512 KB |
Output is correct |
| 5 |
Correct |
2 ms |
512 KB |
Output is correct |
| 6 |
Correct |
2 ms |
384 KB |
Output is correct |
| 7 |
Correct |
2 ms |
512 KB |
Output is correct |
| 8 |
Correct |
2 ms |
512 KB |
Output is correct |
| 9 |
Correct |
2 ms |
384 KB |
Output is correct |
| 10 |
Correct |
3 ms |
512 KB |
Output is correct |
| 11 |
Correct |
2 ms |
512 KB |
Output is correct |
| 12 |
Correct |
3 ms |
512 KB |
Output is correct |
| 13 |
Correct |
2 ms |
512 KB |
Output is correct |
| 14 |
Correct |
2 ms |
512 KB |
Output is correct |
| 15 |
Correct |
2 ms |
512 KB |
Output is correct |
| 16 |
Correct |
2 ms |
384 KB |
Output is correct |
| 17 |
Correct |
2 ms |
512 KB |
Output is correct |
| 18 |
Correct |
2 ms |
640 KB |
Output is correct |
| 19 |
Correct |
2 ms |
640 KB |
Output is correct |
| 20 |
Correct |
3 ms |
640 KB |
Output is correct |
| 21 |
Correct |
2 ms |
512 KB |
Output is correct |
| 22 |
Correct |
2 ms |
512 KB |
Output is correct |
| 23 |
Correct |
3 ms |
512 KB |
Output is correct |
| 24 |
Correct |
3 ms |
768 KB |
Output is correct |
| 25 |
Correct |
3 ms |
768 KB |
Output is correct |
| 26 |
Correct |
2 ms |
640 KB |
Output is correct |
| 27 |
Correct |
2 ms |
384 KB |
Output is correct |
| 28 |
Correct |
2 ms |
512 KB |
Output is correct |
| 29 |
Correct |
2 ms |
768 KB |
Output is correct |
| 30 |
Correct |
2 ms |
640 KB |
Output is correct |
| 31 |
Correct |
3 ms |
768 KB |
Output is correct |
| 32 |
Correct |
3 ms |
640 KB |
Output is correct |
| 33 |
Correct |
3 ms |
768 KB |
Output is correct |
| 34 |
Correct |
3 ms |
768 KB |
Output is correct |
| 35 |
Correct |
3 ms |
640 KB |
Output is correct |
| 36 |
Correct |
3 ms |
768 KB |
Output is correct |
| 37 |
Correct |
3 ms |
768 KB |
Output is correct |
| 38 |
Correct |
2 ms |
384 KB |
Output is correct |
| 39 |
Correct |
3 ms |
640 KB |
Output is correct |
| 40 |
Correct |
2 ms |
640 KB |
Output is correct |
| 41 |
Correct |
2 ms |
512 KB |
Output is correct |
| 42 |
Correct |
3 ms |
640 KB |
Output is correct |
| 43 |
Correct |
83 ms |
14044 KB |
Output is correct |
| 44 |
Correct |
502 ms |
65684 KB |
Output is correct |
| 45 |
Correct |
211 ms |
44408 KB |
Output is correct |
| 46 |
Correct |
30 ms |
7928 KB |
Output is correct |
| 47 |
Correct |
314 ms |
52980 KB |
Output is correct |
| 48 |
Correct |
672 ms |
42872 KB |
Output is correct |
| 49 |
Correct |
155 ms |
23800 KB |
Output is correct |
| 50 |
Correct |
870 ms |
96780 KB |
Output is correct |
| 51 |
Correct |
341 ms |
63224 KB |
Output is correct |
| 52 |
Correct |
774 ms |
109300 KB |
Output is correct |
| 53 |
Correct |
704 ms |
85608 KB |
Output is correct |
| 54 |
Correct |
2 ms |
640 KB |
Output is correct |
| 55 |
Correct |
327 ms |
16964 KB |
Output is correct |
| 56 |
Correct |
457 ms |
79868 KB |
Output is correct |
| 57 |
Correct |
378 ms |
63252 KB |
Output is correct |
| 58 |
Correct |
622 ms |
76384 KB |
Output is correct |
| 59 |
Correct |
377 ms |
71580 KB |
Output is correct |
| 60 |
Correct |
861 ms |
127096 KB |
Output is correct |
| 61 |
Correct |
853 ms |
127016 KB |
Output is correct |
| 62 |
Correct |
1065 ms |
126604 KB |
Output is correct |
| 63 |
Correct |
971 ms |
127108 KB |
Output is correct |
| 64 |
Correct |
916 ms |
127188 KB |
Output is correct |
| 65 |
Correct |
984 ms |
127480 KB |
Output is correct |
| 66 |
Correct |
978 ms |
127608 KB |
Output is correct |
| 67 |
Correct |
840 ms |
127488 KB |
Output is correct |
| 68 |
Correct |
367 ms |
63656 KB |
Output is correct |
| 69 |
Correct |
352 ms |
78300 KB |
Output is correct |
| 70 |
Correct |
434 ms |
69372 KB |
Output is correct |
| 71 |
Correct |
542 ms |
101444 KB |
Output is correct |
