Submission #1365871

#	Time	Username	Problem	Language	Result	Execution time	Memory
1365871		coderg300711	RUN Sequence (KAISTRUN26SPRING_B)	C++20	0 / 100	1096 ms	344 KiB

Main

#include "bits/stdc++.h"
using namespace std;
#define fi first
#define se second
#define mp make_pair
#define pii pair<int,int>
#define yes cout<<"YES\n"
#define no cout<<"NO\n"
#define pb push_back
#define sz(x) (int)(x).size()
#define rsz resize
#define ass assign
#define F(i,l,r) for(int i=(l);i<(r);++i)
typedef long long ll;
typedef unsigned long long ull;
typedef long double lld;
template<typename T> using pqg = priority_queue<T, vector<T>, greater<T>>;
#define each(a,x) for(auto a:x)
#define FOR(i,a) for(int i=0;i<(a);i++)
#define ROF(i,a,b) for(int i=(b)-1;i>=(a);i--)
#define eb emplace_back
#define ft front()
#define V vector

void solve(){
ll r,u,n;
cin>>r>>u>>n;
set<ll> st;
F(i,1,r+1){
  F(j,1,u+1){
    ll prv2=i,prv1=j,cur=j;
    F(k,3,n+1){
      cur=prv1+prv2;
      prv2=prv1;
      prv1=cur;
    }
    st.insert(cur);
  }
}
cout<<sz(st)<<'\n';
}

signed main(){
    ios_base::sync_with_stdio(0);cin.tie(nullptr);
    #ifndef ONLINE_JUDGE
      freopen("output.txt", "w", stdout);
      freopen("input.txt", "r", stdin);
      freopen("Error.txt", "w", stderr);
    #endif

    int tt=1;
    //cin>>tt;
    while(tt--)solve();

    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:46:14: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   46 |       freopen("output.txt", "w", stdout);
      |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:47:14: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   47 |       freopen("input.txt", "r", stdin);
      |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:48:14: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |       freopen("Error.txt", "w", stderr);
      |       ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50