Submission #95200

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
95200	2019-01-28 13:56:44	Ort	Cipele (COCI18_cipele)	C++11	90 / 90	46 ms	2936 KiB

cipele

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#include<algorithm>
#include<iostream>
#include<vector>
#include<cmath>
using namespace std;
int main() {
  cin.sync_with_stdio(0); cin.tie(0);
  cin.exceptions(cin.failbit);
  int n, m;
  cin >> n >> m;
  vector<int> a(n), b(m);
  for(int i=0;i<n;i++) cin >> a[i];
  for(int i=0;i<m;i++) cin >> b[i];
  sort(a.begin(),a.end()); sort(b.begin(),b.end());
  if(n>m) swap(a,b);
  int low = -1, high = 1e9, mid, t;
  bool valid;
  while(high-low>1) {
    mid = (low+high)>>1;
    t = 0; valid = 1;
    for(int i=0;i<a.size();i++) {
      if(t>=b.size()) {
        valid = 0;
        break;
      }
      while(t<b.size() && b[t]<=a[i] && a[i]-b[t]>mid) t++;
      if(t>=b.size() || abs(a[i]-b[t])>mid) {
        valid = 0;
 
 
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Compilation message (stderr)

cipele.cpp: In function 'int main()':
cipele.cpp:23:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<a.size();i++) {
               ~^~~~~~~~~
cipele.cpp:24:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(t>=b.size()) {
       ~^~~~~~~~~~
cipele.cpp:28:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    while(t<b.size() && b[t]<=a[i] && a[i]-b[t]>mid) t++;
          ~^~~~~~~~~
cipele.cpp:29:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(t>=b.size() || abs(a[i]-b[t])>mid) {
       ~^~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 9 / 9
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 9 / 9
• Subtask 8: 9 / 9
• Subtask 9: 9 / 9
• Subtask 10: 9 / 9