Submission #598847

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
598847	2022-07-19 06:25:56	MadokaMagicaFan	Art Collections (BOI22_art)	C++17	100 / 100	1671 ms	736 KiB

art

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#include "bits/stdc++.h"
using namespace std;
using ll = long long;
using vi = vector<int>;
using pi = pair<int, int>;
#define forn(i,n)       for(int i = 0; i < n; ++i)
#define forr(i,n)       for(int i = n-1; i >= 0; --i)
#define forbe(i,b,e)    for(int i = b; i < e; ++i)
#define all(v)          (v).begin(),(v).end()
#define sort(v)         sort(all(v))
#define sz(v)           ((int)(v).size())
#define endl            '\n'
int publish(vi r);
void answer(vi r);
void solve (int n) {
    vi r(n);
    vi ans(n);
    int res, lres, fst;
    forn(i, n) {
        forn(j, n) {
            r[(n+j-i)%n] = j+1;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

art.cpp: In function 'void solve(int)':
art.cpp:44:14: warning: 'fst' may be used uninitialized in this function [-Wmaybe-uninitialized]
   44 |     ans[(lres-res+n-1)>>1] = n;
      |          ~~~~^~~~
art.cpp:44:14: warning: 'lres' may be used uninitialized in this function [-Wmaybe-uninitialized]
interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30