Submission #960170

#TimeUsernameProblemLanguageResultExecution timeMemory
960170hugsfromadictoNadan (COCI18_nadan)C++14
50 / 50
1 ms348 KiB
#pragma GCC optimize("O3") #include <bits/stdc++.h> #define ll long long #define OPT ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); #define pii pair<int,int> #define fi first #define se second #define int long long #define vi vector<int> #define all(a) a.begin(),a.end() #define pb push_back #define MAX(a,b,c) max(a,max(b,c)) #define MIN(a,b,c) min(a,min(b,c)) using namespace std; void USACO(string filename){ freopen((filename+".in").c_str(),"r",stdin); freopen((filename+".out").c_str(),"w",stdout); } struct BIT { int n; vector<int> ft; void init(int N) { n = N + 5; ft.assign(n + 5, 0); } void add(int pos, int val) { for (pos = pos + 1; pos <= n; pos += pos & -pos) ft[pos] += val; } int get(int pos, int res = 0) { for (pos = pos + 1; pos > 0; pos -= pos & -pos) res += ft[pos]; return res; } }; struct DSU { int n; vector<int> e; void init(int N) { n = N; e.assign(n + 1, -1); } int get(int x) { if (e[x] < 0) return x; return e[x] = get(e[x]); } void unite(int x, int y) { x = get(x); y = get(y); if (x == y) return; if (e[x] > e[y]) swap(x, y); e[x] += e[y]; e[y] = x; } }; void _() { int n,k; cin >> k >> n; for(int i = 1; i < n ; i++){ cout << i << "\n"; k -= i; } cout << k; } main() { OPT int tc = 1; while(tc--) _(); }

Compilation message (stderr)

nadan.cpp:76:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   76 | main()
      | ^~~~
nadan.cpp: In function 'void USACO(std::string)':
nadan.cpp:16:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |   freopen((filename+".in").c_str(),"r",stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
nadan.cpp:17:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |   freopen((filename+".out").c_str(),"w",stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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