Submission #955440

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
955440	2024-03-30 12:43:58	Requiem	Two Currencies (JOI23_currencies)	C++17	100 / 100	1848 ms	156536 KiB

currencies

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#include<bits/stdc++.h>
#define int long long
#define pb push_back
#define fast ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
#define MOD 1000000007
#define INF 1e18
#define fi first
#define se second
#define endl "\n"
#define FOR(i,a,b) for(int i=a;i<=b;i++)
#define FORD(i,a,b) for(int i=a;i>=b;i--)
#define sz(a) ((int)(a).size())
#define pi 3.14159265359
#define TASKNAME "k"
template<typename T> bool maximize(T &res, const T &val) { if (res < val){ res = val; return true; }; return false; }
template<typename T> bool minimize(T &res, const T &val) { if (res > val){ res = val; return true; }; return false; }
using namespace std;
typedef pair<int,int> ii;
typedef pair<int,ii> iii;
typedef vector<int> vi;
const int MAXN = 5e5 + 9;
struct Station{
    int pos_edge;
    int fee_silver;
    Station(int pos_edge = 0, int fee_silver = 0):
        pos_edge(pos_edge), fee_silver(fee_silver){}
};
struct Query{
 
 
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Compilation message (stderr)

currencies.cpp: In function 'void sub4::parallel_binary_search(long long int)':
currencies.cpp:221:30: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  221 |             for(int i = 0; i < listvalue.size(); i++){
      |                            ~~^~~~~~~~~~~~~~~~~~
currencies.cpp:236:30: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  236 |             for(int i = 0; i < listvalue.size(); i++){
      |                            ~~^~~~~~~~~~~~~~~~~~
currencies.cpp: In function 'void sub4::getans()':
currencies.cpp:299:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  299 |         for(int i = 0; i < listvalue.size(); i++){
      |                        ~~^~~~~~~~~~~~~~~~~~
currencies.cpp:308:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  308 |                 if (i == listvalue.size() - 1) answer[x] = SetQuery[x].second.gold;
      |                     ~~^~~~~~~~~~~~~~~~~~~~~~~
currencies.cpp:311:25: warning: unused variable 'u' [-Wunused-variable]
  311 |                     int u = SetQuery[x].se.destination;
      |                         ^
currencies.cpp:312:25: warning: unused variable 'v' [-Wunused-variable]
  312 |                     int v = SetQuery[x].se.start;
      |                         ^
currencies.cpp: In function 'void sub4::solve()':
currencies.cpp:340:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  340 |         for(int i = 0; i < listvalue.size(); i++){
      |                        ~~^~~~~~~~~~~~~~~~~~
currencies.cpp: At global scope:
currencies.cpp:363:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  363 | main()
      | ^~~~
currencies.cpp: In function 'int main()':
currencies.cpp:367:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  367 |         freopen(TASKNAME".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
currencies.cpp:368:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  368 |         freopen(TASKNAME".out","w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32