Submission #864544

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
864544	2023-10-23 07:42:30	quandlm	Advertisement 2 (JOI23_ho_t2)	C++14	100 / 100	132 ms	18772 KiB

Main

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#include <bits/stdc++.h>
#define file(name)  if (fopen (name".inp", "r")) { freopen (name".inp", "r", stdin); freopen (name".out", "w", stdout); }
#define ll long long
#define FOR(i, a, b) for (int i = (a); i <= (b); ++i)
#define REP(i, a, b) for (int i = (a); i >= (b); --i)
#define pi pair<int,int>
#define ple tuple<int,int,int>
#define fi first
#define se second
#define ii make_pair
#define isz(a) ((int)a.size())
#define ALL(a) a.begin(), a.end()
#define int long long
using namespace std;
const int N = 1e6 + 10;
const ll inf = 1e18 + 7;
int n;
pi a[N];
 main () {
    file("JOI23_HO_T2");
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> n;
    FOR(i,1,n) {
        int x,y; cin >> x >> y;
        a[i] = {y-x,y+x};
 
 
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Compilation message (stderr)

Main.cpp:23:2: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   23 |  main () {
      |  ^~~~
Main.cpp: In function 'int main()':
Main.cpp:2:60: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    2 | #define file(name)  if (fopen (name".inp", "r")) { freopen (name".inp", "r", stdin); freopen (name".out", "w", stdout); }
      |                                                    ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:24:5: note: in expansion of macro 'file'
   24 |     file("JOI23_HO_T2");
      |     ^~~~
Main.cpp:2:94: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    2 | #define file(name)  if (fopen (name".inp", "r")) { freopen (name".inp", "r", stdin); freopen (name".out", "w", stdout); }
      |                                                                                      ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:24:5: note: in expansion of macro 'file'
   24 |     file("JOI23_HO_T2");
      |     ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 23 / 23
• Subtask 3: 36 / 36
• Subtask 4: 31 / 31