Submission #393329

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
393329	2021-04-23 08:00:34	asbsfds	Bank (IZhO14_bank)	C++14	100 / 100	642 ms	62020 KiB

bank

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#include <bits/stdc++.h>
#define X first
#define Y second
using namespace std;
typedef long long llint;
const int maxn = 30;
const int base = 31337;
const int mod = 1e9+7;
const int inf = 0x3f3f3f3f;
const int logo = 20;
const int off = 1 << logo;
const int treesiz = off << 1;
int n, m;
int a[maxn], b[maxn];
bool dp[maxn][treesiz];
vector< int > v[maxn];
bool solve(int x, int mask) {
  if (x == n) return true;
  if (dp[x][mask]) return false;
  dp[x][mask] = true;
  
  bool out = false;
  for (int i = 0; i < v[x].size(); i++) {
    int tmask = v[x][i];
    if ((mask & tmask) == 0) {
      int nmask = mask | tmask;
 
 
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Compilation message (stderr)

bank.cpp: In function 'bool solve(int, int)':
bank.cpp:27:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |  for (int i = 0; i < v[x].size(); i++) {
      |                  ~~^~~~~~~~~~~~~
bank.cpp: In function 'int main()':
bank.cpp:38:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   38 |  scanf("%d%d", &n, &m);
      |  ~~~~~^~~~~~~~~~~~~~~~
bank.cpp:40:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   40 |   scanf("%d", a+i);
      |   ~~~~~^~~~~~~~~~~
bank.cpp:43:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   43 |   scanf("%d", b+i);
      |   ~~~~~^~~~~~~~~~~

• Subtask 1: 19 / 19
• Subtask 2: 25 / 25
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29