-
Notifications
You must be signed in to change notification settings - Fork 0
/
C.cpp
53 lines (50 loc) · 1.16 KB
/
C.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
#include<bits/stdc++.h>
using namespace std;
#define fastio ios::sync_with_stdio(0);cin.tie(0)
long long k[100005],ara[100005];
int main()
{
fastio;
long long t,n,i,j,mn,en,x;
cin>>t;
while(t--)
{
vector<pair<long long,long long> > vect;
cin>>n;
for(i=0;i<n;i++)
{
cin>>k[i];
for(j=0;j<k[i];j++)
{
cin>>x;
if(j==0)
ara[i]=x+1;
else
ara[i]=max(ara[i],x+1-j);
}
vect.push_back({ara[i],k[i]});
}
sort(vect.begin(),vect.end());
// for(i=0;i<n;i++)
// cout<<vect[i].first<<" "<<vect[i].second<<"\n";
for(i=0;i<n;i++)
{
if(i==0)
{
mn=vect[i].first;
en=vect[i].first+vect[i].second;
}
else
{
if(en<vect[i].first)
{
mn+=vect[i].first-en;
en=vect[i].first;
}
en+=vect[i].second;
}
}
cout<<mn<<"\n";
}
return 0;
}