Submission #260381

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
260381	2020-08-10 07:57:01	terencehill	Arranging Shoes (IOI19_shoes)	C++14	10 / 100	1 ms	384 KiB

shoes

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#include <bits/stdc++.h>
#define all(X) (X).begin(),(X).end()
#define rall(X) (X).rbegin(),(X).rend()
#define pub push_back
#define puf push_front
#define pob pop_back
#define pof pop_front
#define ff first
#define ss second
#define P 1000000007
#define in(x, a, b) (a <= x && x < b)
using namespace std;
using ll = long long;
typedef pair<int, int> ii;
typedef vector<ii> vii; 
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<vii> vvii;
const ll inf = 1000000001, INF = (ll)1e18 + 1;
void upd(vi &t, int pos, int val) {
  for(int i = pos + 1; i <= t.size(); i += (i&-i)) {
    t[i - 1] += val;
  }
}
int get(vi &t, int pos) {
  int sum = 0;
  for(int i = pos + 1; i > 0; i -= (i&-i)) {
 
 
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Compilation message (stderr)

shoes.cpp: In function 'void upd(vi&, int, int)':
shoes.cpp:23:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = pos + 1; i <= t.size(); i += (i&-i)) {
                       ~~^~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15