Submission #224521

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
224521	2020-04-18 09:51:56	kshitij_sodani	Lasers (NOI19_lasers)	C++17	100 / 100	189 ms	35308 KiB

lasers

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#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define a first
#define b second
#define pb push_back
typedef long long int llo;
llo mod=1000000007;
int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int l,r;
  cin>>l>>r;
  int x;
  vector<int> aa[r];
  int y;
  for(int i=0;i<r;i++){
    cin>>x;
    for(int j=0;j<x;j++){
      cin>>y;
      aa[i].pb(y);
    }
  }
  vector<pair<int,int>> ran;
  for(int i=0;i<r;i++){
    if(aa[i].size()==0){
      continue;
    }
    int pre[aa[i].size()];
    int ss[aa[i].size()];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

lasers.cpp: In function 'int main()':
lasers.cpp:32:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=1;j<aa[i].size();j++){
               ~^~~~~~~~~~~~~
lasers.cpp:39:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<aa[i].size();j++){
               ~^~~~~~~~~~~~~
lasers.cpp:47:8: warning: unused variable 'e2' [-Wunused-variable]
    int e2=st2+aa[i][j]-1;
        ^~

• Subtask 1: 10 / 10
• Subtask 2: 14 / 14
• Subtask 3: 20 / 20
• Subtask 4: 21 / 21
• Subtask 5: 22 / 22
• Subtask 6: 13 / 13