source_code
stringlengths
26
62k
lang_cluster
stringclasses
11 values
src_uid
stringlengths
32
32
code_uid
stringlengths
32
32
difficulty
int32
-1
3.5k
exec_outcome
stringclasses
1 value
#include<iostream> #define ll long long int using namespace std; int main(){ int t=1; cin>>t; while (t--){ ll n; cin>>n; if (n%2050==0){ ll x = n/2050; ll sum=(ll)0; while (x!=0){ sum+=(ll)x%10; x/=10; } ...
C++
f3e413954c9c02520fd25bd2cba4747e
12d7f5a397782b9085987a2bd86e40f3
800
PASSED
#include<bits/stdc++.h> using namespace std; typedef long long ll; void solve() { ll n; scanf("%lld", &n); ll k = n; ll ans = 0; for (int i = 15; i >= 0; i--) { ll mid = pow(10, i)*2050; ll sum = k / mid; k = k - sum * mid; ans += sum; } printf(k != 0 ? "-1\n" : "%lld\n", ans); } int main() { int T = 1...
C++
f3e413954c9c02520fd25bd2cba4747e
7a414e61a4fea8b9a8933dae91d6fca6
800
PASSED
#include <bits/stdc++.h> #define ll long long using namespace std; int main() { int t, ans; ll n; cin >> t; while(t--) { cin >> n; if (n % 2050 != 0) ans = -1; else { n /= 2050; ans = 0; while (n != 0) { ans += n % 10; ...
C++
f3e413954c9c02520fd25bd2cba4747e
be46c381a7329114140b2ad38c64297a
800
PASSED
#include<bits/stdc++.h> using namespace std; #define ll long long int T; ll n; ll p[25]; int main(){ p[1]=2050; for(int i=2;i<=16;i++){ p[i]=p[i-1]*10; } cin>>T; while(T--){ cin>>n; int ans=0; for(int i=16;i>=1;i--){ while(n>=p[i]){ ans++; n-=p[i]; } } if(n) ans=-1; printf("%d\n",ans); ...
C++
f3e413954c9c02520fd25bd2cba4747e
895e2b61961f0f8d37f4cf36fb01d734
800
PASSED
#include<bits/stdc++.h> using namespace std; #define inf 0x3f3f3f3f #define IO ios::sync_with_stdio(false) #define bug cout << "-----\n" typedef long long ll; int Mod = 1000000007; ll a[25]; int main() { int T; cin >> T; a[0] = 2050; for(ll i = 1 ; i <= 14 ; i ++) { a[i] = a[i - 1] * 10; } ...
C++
f3e413954c9c02520fd25bd2cba4747e
a82238192d8fd127391f61ce43d7762a
800
PASSED
/* * * Author - GreekGiftSacrifice * * */ #include "bits/stdc++.h" using namespace std; typedef long long int ll; ll solve(){ ll n; cin >> n; if((n%2050)) { cout << -1 << endl; return 0; } n/=2050; ll ans = 0; while(n){ ans+=n%10; n/=10; } ...
C++
f3e413954c9c02520fd25bd2cba4747e
1e3fe9d7dcd0095291d753c1511635dd
800
PASSED
#include<bits/stdc++.h> #include<ext/pb_ds/assoc_container.hpp> #include<ext/pb_ds/tree_policy.hpp> using namespace std; using namespace __gnu_pbds; using namespace std; #define pii pair<int,int> #define vi vector<int> #define mii map<int,int> #define pqs priority_queue...
C++
f3e413954c9c02520fd25bd2cba4747e
4e42ae7f8b133c563c99aa8ee82275a0
800
PASSED
#include <iostream> #include <algorithm> #include <bits/stdc++.h> using namespace std; int main() { int t; cin>>t; while(t--) { long long int n; cin>>n; if(n%2050!=0) { cout<<"-1"<<"\n"; } else { n=n/2050; int sum=0; int r; ...
C++
f3e413954c9c02520fd25bd2cba4747e
7da3ad5ee80deda9d54d51e81f2ba09d
800
PASSED
#include <cassert> #include <random> #include <algorithm> #include <map> #include <queue> #include <vector> #include <bits/stdc++.h> #include <unordered_set> #include <set> #include <cmath> #include <stack> #include <array> #include <limits> #include <utility> #include <iomanip> #include <numeric> #include <unordered_m...
C++
f3e413954c9c02520fd25bd2cba4747e
091f2e8df513abbf08ae6651f4c9464b
800
PASSED
#include<iostream> #include<cstdio> #include<cstring> #include<vector> using namespace std; const long long inf = 1e15; const int maxn = 5e2 + 10; long long dp[maxn][maxn][15]; int h[maxn][maxn]; int v[maxn][maxn]; int n, m, k; int main() { //cout << dp[50][50][0]; scanf("%d%d%d", &n, &m, &k); ...
C++
7b13ee633c81abdcf912542ba1779a45
1d3a9b0693ffb4e061d63c664c80f5bc
1,800
PASSED
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll, ll> pll; typedef pair<int, int> pii; typedef vector<int> vi; typedef vector<ll> vll; const int INF=1e9; const int maxn=3e5; const int mod=1e9+7; #define ok ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); #define fi first #define...
C++
7b13ee633c81abdcf912542ba1779a45
ec9802effdbfda8d1e0a82e55bbffe26
1,800
PASSED
#include <bits/stdc++.h> using namespace std; int main(){ long long n, m, k; cin >> n >> m >> k; if (k % 2 == 1){ for (long long i = 1; i <= n; i++) { for (long long j = 1; j <= m; j++) { cout << -1 << " "; } cout << endl; } return 0; } long long dis[n+2][m+2][4]; for (long long i = 0; i...
C++
7b13ee633c81abdcf912542ba1779a45
9bb7b044e5fa1fce0c270053d554070e
1,800
PASSED
#include<bits/stdc++.h> using namespace std; #define IO ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL) #define int long long typedef double dd; typedef vector<int> vi; typedef vector<char> vc; typedef list<int> li; typedef set<int> si; typedef ...
C++
7b13ee633c81abdcf912542ba1779a45
1a20f956cd8d6ea2bf608682297e2362
1,800
PASSED
#include<bits/stdc++.h> using namespace std; #define N 505 #define inf 1003518617 #define A dp[x][y][k] #define For(i, j, n) for(int i = j ; i <= n ; ++i) int n, m, k, a[N][N][4], dp[N][N][21]; inline int read(){ int x = 0, ju = 1; char ch = getchar(); for( ; ch < '0' || ch > '9' ; ch = getchar()) if(ch == '-') ju...
C++
7b13ee633c81abdcf912542ba1779a45
65e49ca36d99978bb5e6d4be6f1b40f4
1,800
PASSED
#include <iostream> #include <vector> #include <array> #include <list> #include <queue> #include <stack> #include <set> #include <map> #include <unordered_map> #include <unordered_set> #include <utility> #include <string> #include <sstream> #include <algorithm> #include <random> #include <cstdio> #include <cstdlib> #in...
C++
7b13ee633c81abdcf912542ba1779a45
44451e844b6bcfbc8fe627c950ef5694
1,800
PASSED
#include "bits/stdc++.h" using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int INF = 1e9; const ll LINF = 1e18; inline ll gcd(ll a, ll b) { return b ? gcd(b, a%b) : a; } inline ll lcm(ll a, ll b) { return a / gcd(a, b)*b; } template<class S,class T> ostream& operator...
C++
7b13ee633c81abdcf912542ba1779a45
0f0c4df0880a552351505c69c2200199
1,800
PASSED
#include <cstdio> #include <iostream> #include <string> #include <cstring> #include <algorithm> #include <queue> #include <cmath> #include <stack> #include <vector> typedef long long ll; using namespace std; const int mod=1e9+7; const int maxn=5e2+10; const ll INF=1e14; #define MAX1 0x3f3f3f3f int x[maxn][maxn],y[maxn]...
C++
7b13ee633c81abdcf912542ba1779a45
3edcc074cada7886e599bb4419917d34
1,800
PASSED
#include <iostream> #include <cstdio> #include <cmath> #include <string> #include <cstring> #include <algorithm> #include <limits> #include <vector> #include <stack> #include <queue> #include <set> #include <map> #include <bitset> #include <unordered_map> #include <unordered_set> #define lowbit(x) ( x&(-x) ) #define pi...
C++
7b13ee633c81abdcf912542ba1779a45
3ad4dbef6896fd9ac60add11c837c1b3
1,800
PASSED
#include <bits/stdc++.h> #define inf 0x3f3f3f3f using namespace std; int n,m,k; int mp[550][550]; int a[550][550]; int b[550][550]; int f[550][550][25]; int dfs(int x,int y,int now) { if(f[x][y][now]) return f[x][y][now]; if(now<=0) return 0; int tmp=inf; if(x+1<=n) tmp=min(dfs(x+1,y,now-1)+b[x][y],tmp); if(x-...
C++
7b13ee633c81abdcf912542ba1779a45
7c999417f8eb10415f55ab8767ff53a1
1,800
PASSED
#include<bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; using namespace std; typedef long long ll; #define pii pair<int,int> #define vi vector<int> #define vii vector<vector<int>> #define ephsilon 1e-9 #define int long long int #define goes(i)...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
95b5355fb409c89bfe926e9b4c323fd4
1,400
PASSED
#include <iostream> using namespace std; int m[510][510]; bool v[510][510]; void dfs(int x,int y,int c,int t){ if(c==0) return ; if(!v[x][y]){ //cout<<x<<" "<<y<<" "<<t<<endl; m[x][y]=t; v[x][y]=true; } else c++; if(y==1 || v[x][y-1]) dfs(x+1,y,c-1,t); else dfs(x,y-1,c-1,t); } int main() { int n; cin>...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
187305ab94e733468801885351dcd944
1,400
PASSED
#include<bits/stdc++.h> using namespace std; #define inf 0x3f3f3f3f #define IO ios::sync_with_stdio(false) #define bug cout << "-----\n" typedef long long ll; int Mod = 1000000007; const int N = 600; const int M = 500010; int a[N][N]; int main() { int x; int n,i,j,m; cin >> n; for(i=1;i<=n;i++) { cin >> a[i][i]; ...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
a6477ff5f43566609dfa82b351f541dc
1,400
PASSED
#include<bits/stdc++.h> using namespace std; const int N=505; int a[N][N],p[N]; int main(){ int n;scanf("%d",&n); for(int i=0;i<n;i++)scanf("%d",p+i); for(int i=1;i<=n;i++){ int x=i,y=1; for(int j=0;j<n;j++)if(p[j]>=i)a[x][y]=p[j],x++,y++; } for(int i=1;i<=n;i++){ for(int j=1;j<=i;j++)printf("%d ",a[i][j]); ...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
edd97ada21b5568e075ee5d30a75f86c
1,400
PASSED
#ifndef AUTO_UTIL_HEADER_HPP #define AUTO_UTIL_HEADER_HPP #include <bits/stdc++.h> #include <cassert> using std::cin, std::cout, std::bitset, std::complex; using std::vector, std::array, std::string, std::pair, std::list, std::queue, std::deque; using std::priority_queue, std::set, std::map, std::unordered_map; using...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
e0b2cbb37487b07a87cf669ddc2fde5c
1,400
PASSED
//A :- greedy/simple number theory //B :- greedy/number theory(think as C level problem after 15 min spent) //C :- greedy/easy DP/number theory/binary search //D :- DP/Number Theory/Combinatorics/Graphs(DFS/BFS) #include<bits/stdc++.h> using namespace std; #define show(x) cout<< #x << "= " << x << " \n" ; #define mod ...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
1cf8d5d38a189c6b981667c70f09f986
1,400
PASSED
#include<iostream> using namespace std; const int N =550; int a[N],b[N][N],c[N]; int main() { int n; cin>>n; long long int sum=0; for(int i=1;i<=n;i++) { scanf("%d",&a[i]); c[i]=a[i]; sum+=a[i]; } if(sum!=(n*(2+(n-1)))/2) { cout<<"-1"<<en...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
903eb9282a04d1cd43ee70163623d569
1,400
PASSED
#include <iostream> #include <algorithm> #include <cstring> #include <cmath> #include <string> using namespace std; typedef long long LL; const int N = 510; LL arr[N][N]; LL brr[N][N]; LL n; void dfs(LL x,LL y,LL k){ if(brr[k][k]<=1)return; if(y-1>=1&&!arr[x][y-1]){ arr[x][y-1]=arr[k][k]; brr[k][k]--; ...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
be027b236925298c9c2f148c9eaeed5f
1,400
PASSED
#include<iostream> #include<cstdio> #include<cstring> #include<cstdlib> #include<cmath> #include<queue> #include<stack> #include<vector> #include<algorithm> using namespace std; typedef long long ll; typedef double db; const int M=1010; const int N=2e6+10; int inf=0x3f3f3f3f; int a[M],b[M],c[N]; int mp[M][M]; int main(...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
90042da5d815ad2ed57010a0c1915d43
1,400
PASSED
#include <bits/stdc++.h> using namespace std; #define endl '\n' #define int long long int32_t main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; vector<vector<int>> vec(n, vector<int>(n, 0)); for(int i = 0; i < n; i ++) cin >> vec[i][i]; function<bool(int, int)> valid = [&] (int ...
C++
5e95cb608bca3c3e9fc581b97f0dbc65
e3b566322552390d171382b86db16cc8
1,400
PASSED
/* Author :- Tanay Kulkarni Date :- 24-4-2021 Time :- 20:26:46.940325 Name :- solve.cpp */ #include<bits/stdc++.h> using namespace std; void __print(int x) {cerr << x;} void __print(long x) {cerr << x;} void __print(long long x) {cerr << x;} void __print(unsigned x) {cerr << x;} void __print(unsigned long x) ...
C++
a9021fed22299e90aaef50c4d0d9f5b2
7bb115058d23c1359fa483547b3adb15
1,200
PASSED
/* Author :- Tanay Kulkarni Date :- 24-4-2021 Time :- 12:44:24.590582 Name :- solve.cpp */ #include<bits/stdc++.h> using namespace std; void __print(int x) {cerr << x;} void __print(long x) {cerr << x;} void __print(long long x) {cerr << x;} void __print(unsigned x) {cerr << x;} void __print(unsig...
C++
a9021fed22299e90aaef50c4d0d9f5b2
bfff8a414fc47b7b27a14b698b9defc8
1,200
PASSED
#include <bits/stdc++.h> using namespace std; const int INF = 0x3F3F3F3F; const int N = 100 + 1; int b[N][N], ans[N][N], l[N], r[N]; int main() { int t, n, m; scanf("%d", &t); while (t--) { scanf("%d%d", &n, &m); for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) ...
C++
a9021fed22299e90aaef50c4d0d9f5b2
881cb61a9178709e66e2d1f9c4aeac2b
1,200
PASSED
/************************************************************************************** * Poet : * | Arnab048 ...
C++
a9021fed22299e90aaef50c4d0d9f5b2
33462c901b2cc4dfc4260f4d82739bab
1,200
PASSED
#include <bits/stdc++.h> using namespace std; #define MOD 1000000007 #define rep(i, a, b) for (auto i = (a); i < (b); ++i) #define per(i, a, b) for (auto i = (b); i-- > (a); ) typedef long long ll; typedef long double ld; typedef vector<int> vi; typedef pair<int, int> pi; void init() { ios_base::sync_with_stdio(fal...
C++
a9021fed22299e90aaef50c4d0d9f5b2
bb8c37cf9f9f158e41027b74db926e24
1,200
PASSED
#include<bits/stdc++.h> using namespace std; #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; #define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> #define faster ios_base::sync_with_stdio(0);cin.tie(0);cout.ti...
C++
a9021fed22299e90aaef50c4d0d9f5b2
a0b0598dd064f5906f9bac9a3c28b8fc
1,200
PASSED
#include <bits/stdc++.h> using namespace std; #define int long long int #define mod 1000000007 #define pi (3.141592653589) #define ii pair<int, int> #define ci pair<char, int> #define ic pair<int, char> #define vii vector<ii> #define vic vector<ic> #define vci vector<ci> #define vi vector<int> #define vc vector<char>...
C++
a9021fed22299e90aaef50c4d0d9f5b2
99d0816110918baaa271db9f691e10eb
1,200
PASSED
#include<iostream> #include<algorithm> #include<cstring> #include<memory.h> using namespace std ; #define bug(a) cout << "*" << a << endl ; typedef long long ll ; const int N = 105 ; ll v[N][N] , b[N][N] , a[N][N] ; bool vis[N][N] ; int t , n , m,zz ; struct node { int x , y ; ll z ; }mi[10005] ; bool cmp( node...
C++
a9021fed22299e90aaef50c4d0d9f5b2
7a85d9fa68c1af75ac28a0c94780bcba
1,200
PASSED
#include<bits/stdc++.h> #define ll long long using namespace std; int a[111][111]; int c[111]; struct node { int num;///value int x,y;///row column }b[10010]; bool cmp1(node a,node b) { return a.num<b.num; } bool cmp2(int x,int y) { return x>y; } int main() { ll t; cin>>t; while(t--) { int n,m; cin>>...
C++
a9021fed22299e90aaef50c4d0d9f5b2
a4260ea179f16ad3bd12acf83f4e7bf3
1,200
PASSED
#ifndef AUTO_UTIL_HEADER_HPP #define AUTO_UTIL_HEADER_HPP #include <bits/stdc++.h> #include <cassert> using std::cin, std::cout, std::bitset, std::complex; using std::vector, std::array, std::string, std::pair, std::list, std::queue, std::deque; using std::priority_queue, std::set, std::map, std::unordered_map; using...
C++
a9021fed22299e90aaef50c4d0d9f5b2
e8a54ec8decb80f8f88af44b7b14ea1a
1,200
PASSED
#include<bits/stdc++.h> using namespace std; #define int long long using ll=long long; const int N=2e4,M=2e6; const ll inf=1e16; int dx[5]={1,0,-1,0,1},dy[5]={0,1,0,-1,0}; int Dx[4]={-1,1,1,-1},Dy[4]={-1,-1,1,1}; int hea[N],cur[N],nxt[M],to[M],d[N],q[N],S,T,tot=1; ll w[M]; void ins(int a,int b,ll c) { nxt[+...
C++
1777c06783ecd795f855a4e9811da4b2
a799b38dc15b06d0cbe803c955e8867b
3,300
PASSED
#include <bits/stdc++.h> using namespace std; typedef long long i64; typedef pair <int, int> pii; const int N = 2505; const i64 inf = 1e18; int n, p[N], q[N], val[N], cnt = 1, h[N], s, t; map <pii, int> id; i64 ans; struct Edge { int to, next; i64 w; } e[N*N<<1]; void add_(int u, int v,...
C++
1777c06783ecd795f855a4e9811da4b2
d1b6ba375fb0b3257c6a14e4fac1d49e
3,300
PASSED
#include <bits/stdc++.h> using namespace std; #define inf 1e18 #define int long long #define maxn 2005 queue < int > q; int s, t, cnt = -1; int dep[maxn], head[maxn], cur[maxn]; struct node { int to, nxt, flow; }E[maxn << 4]; void addedge( int u, int v, int w ) { E[++ cnt] = { v, head[u], w }; head[u] = cnt; ...
C++
1777c06783ecd795f855a4e9811da4b2
e7955d15aaad1f3e265f91110a1ab4c1
3,300
PASSED
#include <bits/stdc++.h> #define int long long using namespace std; #define inf 1e18 const int maxn = 2005, M = 10005; struct edge { int to, flow, nxt; } E[maxn << 4]; int cnt = -1, n, m, s, t, maxflow, h[maxn], dep[maxn], cur[maxn]; inline void addedge(int u, int v, int w) { E[++cnt] = (edge){v, w, h[u]}...
C++
1777c06783ecd795f855a4e9811da4b2
036a201d975bd8dbcbf4c4a0601047ff
3,300
PASSED
#include <bits/stdc++.h> #define int long long using namespace std; #define inf 1e18 const int maxn = 2005, M = 10005; struct edge { int v, w, nxt; } E[M << 1]; int cnt = -1, n, m, s, t, maxflow, h[maxn], dep[maxn], cur[maxn]; inline void addedge(int u, int v, int w) { E[++cnt] = (edge){v, w, h[u]}; h[u] ...
C++
1777c06783ecd795f855a4e9811da4b2
0d3f16365aa4e6456a6db84afa669ff1
3,300
PASSED
#include <bits/stdc++.h> #define int long long #define Get(x) ((x % 2 + 2) % 2) using namespace std; const int N = 2005, M = 10005; struct edge { int v, w, nxt; } e[M << 1]; int cnt = -1, n, m, s, t, maxflow, h[N], lev[N], cur[N]; inline void AddEdge(int u, int v, int w) { e[++cnt] = (edge){v, w, h[u]}; h...
C++
1777c06783ecd795f855a4e9811da4b2
2440432875f624ca9888c05b90cd1db9
3,300
PASSED
#include <bits/stdc++.h> #define int long long #define Get(x) ((x % 2 + 2) % 2) using namespace std; const int N = 2005, M = 10005; struct edge { int v, w, nxt; } e[M << 1]; int cnt = -1, n, m, s, t, maxflow, h[N], lev[N], cur[N]; inline void AddEdge(int u, int v, int w) { e[++cnt] = (edge){v, w, h[u]}; h...
C++
1777c06783ecd795f855a4e9811da4b2
03cd9901fbaadbf78c7815399e2d78a1
3,300
PASSED
#include <bits/stdc++.h> using namespace std; struct FlowEdge { int v, u; long long cap, flow = 0; FlowEdge(int v, int u, long long cap) : v(v), u(u), cap(cap) {} }; struct Dinic { const long long flow_inf = 1e18; vector<FlowEdge> edges; vector<vector<int>> adj; int n, m = 0; int s, t...
C++
1777c06783ecd795f855a4e9811da4b2
a89c380d7b0b2ea896cce8999f0ab2e3
3,300
PASSED
#include <bits/stdc++.h> using namespace std; #define INF 10000000000 int n; long long capacity[2005][2005]; vector<vector<int>> adj; long long bfs(int s, int t, vector<int>& parent) { fill(parent.begin(), parent.end(), -1); parent[s] = -2; queue<pair<int, long long>> q; q.push({s, INF}); whil...
C++
1777c06783ecd795f855a4e9811da4b2
2b2654b460ba5eb221fefa398e354b0d
3,300
PASSED
#include <bits/stdc++.h> using namespace std; #define INF 10000000000 tuple<int,int,int> a[1005]; vector<int> b; int x,y,z,w; int n; long long capacity[2005][2005]; vector<vector<int>> adj; long long bfs(int s, int t, vector<int>& parent) { fill(parent.begin(), parent.end(), -1); parent[s] = -2; queue...
C++
1777c06783ecd795f855a4e9811da4b2
e4a87efdb84c6ff5cb81775b603986bc
3,300
PASSED
#include <bits/stdc++.h> using namespace std; using ll = long long; using db = long double; // or double, if TL is tight using str = string; // yay python! using pi = pair<int,int>; using pl = pair<ll,ll>; using pd = pair<db,db>; using vi = vector<int>; using vb = vector<bool>; using vl = vector<ll>; ...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
742fcae39b0d0cdf75317907f84e287f
3,500
PASSED
// author: xay5421 // created: Tue Oct 26 21:13:01 2021 #include<bits/stdc++.h> #define rep(i,a,b) for(int i=(a);i<=(b);++i) #define per(i,a,b) for(int i=(a);i>=(b);--i) using namespace std; int T,n; struct seg{ int l,r; seg operator&(const seg&k)const{ return (seg){max(l,k.l),min(r,k.r)}; } void operator&=(const...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
38ba847c23e9bcef735fe4340da7278b
3,500
PASSED
// author: xay5421 // created: Tue Oct 26 21:13:01 2021 #include<bits/stdc++.h> #define rep(i,a,b) for(int i=(a);i<=(b);++i) #define per(i,a,b) for(int i=(a);i>=(b);--i) using namespace std; int T,n; struct seg{ int l,r; seg operator&(const seg&k)const{ return (seg){max(l,k.l),min(r,k.r)}; } void operator&=(const...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
1dbaa56952a2987f0764969a9d6ce1ca
3,500
PASSED
#include <bits/stdc++.h> template <typename T> void setmax(T& a, T b) { if (b > a) a = b; } template <typename T> void setmin(T& a, T b) { if (b < a) a = b; } template <typename T> struct range_val {T lo, hi;range_val() : lo(), hi( ){} range_val(T lo_, T hi_) : lo(lo_), hi(hi_) {} friend std::istream& operator >> ...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
5176b389d5ca87169b52bacd524f8753
3,500
PASSED
#include <bits/stdc++.h> template <typename T> void setmax(T& a, T b) { if (b > a) a = b; } template <typename T> void setmin(T& a, T b) { if (b < a) a = b; } template <typename T> struct range_val { T lo, hi; range_val() : lo(), hi( ){} range_val(T lo_, T hi_) : lo(lo_), hi(hi_) {} friend std::istr...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
0f453becd9d657574e7f09194504bcca
3,500
PASSED
#include <bits/stdc++.h> template <typename T> void setmax(T& a, T b) { if (b > a) a = b; } template <typename T> void setmin(T& a, T b) { if (b < a) a = b; } template <typename T> struct range_val {T lo, hi;range_val() : lo(), hi( ){} range_val(T lo_, T hi_) : lo(lo_), hi(hi_) {} friend std::istream& operator >> ...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
395b5ce7c3a692992392641eb9a40d6a
3,500
PASSED
#include <bits/stdc++.h> template <typename T> void setmax(T& a, T b) { if (b > a) a = b; } template <typename T> void setmin(T& a, T b) { if (b < a) a = b; } template <typename T> struct range_val {T lo, hi;range_val() : lo(), hi( ){} range_val(T lo_, T hi_) : lo(lo_), hi(hi_) {} friend std::istream& operator >> ...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
5a912c3ac7769283ee875557cb1623c4
3,500
PASSED
// a modification of ecnerwala's solution #include <bits/stdc++.h> template <typename T> void setmax(T& a, T b) { if (b > a) a = b; } template <typename T> void setmin(T& a, T b) { if (b < a) a = b; } template <typename T> struct range_val { T lo, hi; range_val() : lo(), hi( ){} range_val(T lo_, T hi_) : lo(lo_), ...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
9149c18d8a06000841b00aa74e068c20
3,500
PASSED
#include <bits/stdc++.h> using namespace std; using ll = long long; using db = long double; // or double, if TL is tight using str = string; // yay python! using pi = pair<int,int>; using pl = pair<ll,ll>; using pd = pair<db,db>; using vi = vector<int>; using vb = vector<bool>; using vl = vector<ll>; ...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
1eb26de19a62aeadde5334205df25245
3,500
PASSED
// author: xay5421 // created: Tue Oct 26 21:13:01 2021 #include<bits/stdc++.h> #define rep(i,a,b) for(int i=(a);i<=(b);++i) #define per(i,a,b) for(int i=(a);i>=(b);--i) using namespace std; int T,n; struct seg{ int l,r; seg operator&(const seg&k)const{ return (seg){max(l,k.l),min(r,k.r)}; } void oper...
C++
e24f1e48cd22271d2c3d6b5bc6eefb6b
24f61d93b63f758ae9b643fb203e77d6
3,500
PASSED
#pragma GCC target ("avx2") #pragma GCC optimization ("O3") #pragma GCC optimization ("unroll-loops") #include <bits/stdc++.h> #define owo(i,a, b) for(int i=(a);i<(b); ++i) #define uwu(i,a, b) for(int i=(a)-1; i>=(b); --i) #define senpai push_back #define ttgl pair<int, int> #define ayaya cout<<"ayaya~"<<endl ...
C++
f117efff3cfb98d4be3bcfa89166b6eb
86a7c896ec0db41832c2e62ca854e606
3,200
PASSED
#include "bits/stdc++.h" using namespace std; #define endl '\n' #define debug(x) cerr << #x << " == " << (x) << '\n'; #define all(x) begin(x), end(x) #define rall(x) rbegin(x), rend(x) using ll = long long; const int INF = 0x3f3f3f3f; const ll LINF = 0x3f3f3f3f3f3f3f3fLL; ll modpow(ll x, ll p, ll mod) { ll res...
C++
f117efff3cfb98d4be3bcfa89166b6eb
875e615ce528c7b41af37d46b8a42189
3,200
PASSED
#pragma GCC optimize("Ofast","unroll-loops","omit-frame-pointer","inline") #pragma GCC option("arch=native","tune=native","no-zero-upper") #pragma GCC target("avx2") #include <bits/stdc++.h> using namespace std; #define INF 2147483647 #define infL (1LL<<60) #define inf (1<<30) #define inf9 (1000000000) #define...
C++
f117efff3cfb98d4be3bcfa89166b6eb
e2deebc311981cf756aa071aee96cde8
3,200
PASSED
#include <bits/stdc++.h> #define rep(i, x, y) for (int i = x; i <= y; i++) #define per(i, x, y) for (int i = x; i >= y; i--) #define vi vector<int> #define pb push_back #define mkp make_pair #define fi first #define se second #define gc getchar #define db double #define bs bitset #define ll long long #defin...
C++
f117efff3cfb98d4be3bcfa89166b6eb
10234c1ea9774dbe07af9f8f9d86ac63
3,200
PASSED
/* author: Maksim1744 created: 09.06.2021 02:49:00 */ #include "bits/stdc++.h" using namespace std; using ll = long long; using ld = long double; #define mp make_pair #define pb push_back #define eb emplace_back #define sum(a) ( accumulate ((a).begin(), (a).end(), 0ll)) #define mine(a) (*min_...
C++
f117efff3cfb98d4be3bcfa89166b6eb
330bd3029176708ed8a0ded8bdc20fdf
3,200
PASSED
/* author: Maksim1744 created: 09.06.2021 02:49:00 */ #include "bits/stdc++.h" using namespace std; using ll = long long; using ld = long double; #define mp make_pair #define pb push_back #define eb emplace_back #define sum(a) ( accumulate ((a).begin(), (a).end(), 0ll)) #define mine(a) (*min_...
C++
f117efff3cfb98d4be3bcfa89166b6eb
7ee233eafb39bdd934c16253b83e5a67
3,200
PASSED
#include <bits/stdc++.h> #define IO_OP std::ios::sync_with_stdio(0); std::cin.tie(0); #define F first #define S second #define V vector #define PB push_back #define MP make_pair #define EB emplace_back #define ALL(v) (v).begin(), (v).end() using namespace std; typedef long long ll; typedef pair<int, int>...
C++
f117efff3cfb98d4be3bcfa89166b6eb
7fee78895aca0a9666da6b3df80cb95d
3,200
PASSED
///In the name of GOD //#pragma GCC optimize("O2") #include<bits/stdc++.h> using namespace std; typedef long long ll; const ll MXN = 300 + 10; const ll Mod = 998244353; ll power(ll a, ll b){ return (!b ? 1 : power(a * a % Mod, b / 2) * (b & 1LL ? a : 1) % Mod); } ll inv(ll x){ return power(x, Mod -...
C++
f117efff3cfb98d4be3bcfa89166b6eb
aac298fc11ec8434abaf0476adb91213
3,200
PASSED
///In the name of GOD //#pragma GCC optimize("O2") #include<bits/stdc++.h> using namespace std; typedef long long ll; const ll MXN = 300 + 10; const ll Mod = 998244353; ll power(ll a, ll b){ return (!b ? 1 : power(a * a % Mod, b / 2) * (b & 1LL ? a : 1) % Mod); } ll inv(ll x){ return power(x, Mod -...
C++
f117efff3cfb98d4be3bcfa89166b6eb
b33060d8ef4349c964b39955109a8465
3,200
PASSED
/* in the name of Anton */ /* Compete against Yourself. Author - Aryan (@aryanc403) Atcoder library - https://atcoder.github.io/ac-library/production/document_en/ */ #include <cstdlib> #ifdef ARYANC403 #include <header.h> #else #pragma GCC optimize ("Ofast") #pragma GCC target ("sse,sse...
C++
f117efff3cfb98d4be3bcfa89166b6eb
55b5a053ccd6069943ef64557691436b
3,200
PASSED
#include<bits/stdc++.h> using namespace std; int main(){ int t; cin>>t; while(t--){ int n,pd=0; string s; cin>>n>>s; char last=s[0]; string v,ans; v.push_back(last); for(int i=1;i<s.size();i++){ if(s[i]!=s[0])pd=1; if(last>s[i]||(last==s[i]&&pd))v.push_bac...
C++
dd7faacff9f57635f8e00c2f8f5a4650
0f60cefa1de766ecf93e3ffc27f11ff0
1,100
PASSED
#include<iostream> using namespace std; int main(){ int t; cin>>t; while(t--){ int n; cin>>n; string s; cin>>s; if(s[0]==s[1]){ cout<<s[0]<<s[1]<<'\n'; }else{ char now=s[0]; s[n]='z'+1; for(int i=0; i<=n; i++){ ...
C++
dd7faacff9f57635f8e00c2f8f5a4650
54b9524e1d1b1f5a06ad2a08de5141eb
1,100
PASSED
//#define _CRT_SECURE_NO_WARNINGS 1 //#include<bits/stdc++.h> #include <iostream> #include<string> using namespace std; int main() { int t; cin>>t; for(int f=0;f<t;f++) { int a[100005],n,sum=0,i; string s; cin>>n; cin>>s; int temp=1; for(i=1;i<n;i++) { if(s[i-1]>s[i])temp++; el...
C++
dd7faacff9f57635f8e00c2f8f5a4650
6f1addaf20470e6b1681e4ff586ac88e
1,100
PASSED
#include<bits/stdc++.h> using namespace std; int T,n; string s; int main(){ cin>>T; while(T--){ cin>>n>>s; int k=0; for(int i=1;i<n;++i){ if(s[i]<s[i-1]||(s[i]==s[i-1]&&i!=1)) k=i; else break; } for(int i=0;i<=k;++i) putchar(s[i]); for(int i=k;i>=0;--i) putchar(s[i]); puts("...
C++
dd7faacff9f57635f8e00c2f8f5a4650
c40e7c168165b97adb5ac5a6e01ad6a7
1,100
PASSED
# include <bits/stdc++.h> using namespace std; int main() { int t; cin>>t; while(t--) { int n; cin>>n; string s; cin>>s; if(s[0]==s[1]) { cout<<s[0]<<s[1]<<'\n'; } else { char now=s[0]; s[n]='z'+1; for(int i=0; i<=n; i++) { if(now>=s[i]) { now=s[i]; } else...
C++
dd7faacff9f57635f8e00c2f8f5a4650
ac7dd1bcaf27b49aaa7e5300280799e8
1,100
PASSED
#include <iostream> #include <cstdio> #include <cstring> using namespace std; void find(char s[],long n){ int k=1; long t; for(long i=1;i<n;i++){ if(1==k){ if(s[i]>=s[i-1]){ t=i-1; break; } k=0; } else{ if(s[i]>s[i-1]){ t=i-1; break; } } if(i==n-1) t=i; ...
C++
dd7faacff9f57635f8e00c2f8f5a4650
a9d8701343ab9ca97602a23e2ced4943
1,100
PASSED
#include<bits/stdc++.h> using namespace std; int a[1000]; int main(){ int t; cin >> t; while (t --) { int n; cin >> n; string s; cin >> s; int k = 0; for (int i = 0; i < n - 1; i ++) { if (s[i] > s[i + 1]) { k = i + 1; } else if (s[i] == s[i + 1] && s[i] < s[0]) { k =...
C++
dd7faacff9f57635f8e00c2f8f5a4650
683f889124cde793b85a798d18502204
1,100
PASSED
#include<bits/stdc++.h> using namespace std; int main(){ int t; cin>>t; for(int i=0;i<t;i++){ int n; cin>>n; char str[n]; cin>>str; if(n==1)cout<<str[0]<<str[0]<<endl; else{ for(int j=1;j<=n;j++){ if(str[j]>str[j-1]||j==n){ for(int k=0;k<j;k++)cout<<str[k]; for(int k=j-1...
C++
dd7faacff9f57635f8e00c2f8f5a4650
fa01f8eea6fc86b408577853a90e2870
1,100
PASSED
#include<iostream> #include<string> #include<algorithm> using namespace std; int main() { int n,i,k; cin >> n; while (n--) { int m; cin >> m; string str; switch (m) { case 0:continue; case 1:cin >> str; cout << str << str << endl; continue; } cin >> str; char x, y; x = ...
C++
dd7faacff9f57635f8e00c2f8f5a4650
0595e197561d9455099063cbcaece9b1
1,100
PASSED
#include<bits/stdc++.h> using namespace std; char a[100001]; int main() { int t,n; cin >> t; for(int k=0; k<t; k++) { cin >> n; getchar(); scanf("%s",a); getchar(); if(strlen(a)==1||(strlen(a)!=1)&&(a[0]==a[1])) { printf("%c%c\n",a[0],a[0]); } else { int len=1; while((len<n&&a[len]<=a[len-1]) ){...
C++
dd7faacff9f57635f8e00c2f8f5a4650
c38c0b2740adcd574c6b827cfa5778ce
1,100
PASSED
#include<bits/stdc++.h> using namespace std; #define int long long static struct FastInput { static constexpr int BUF_SIZE = 1 << 20; char buf[BUF_SIZE]; size_t chars_read = 0; size_t buf_pos = 0; FILE *in = stdin; char cur = 0; inline char get_char() { if (buf_pos >= ...
C++
71ee54d8881f20ae4b1d8bb9783948c0
e97c3960a4c6048374af7d0a78c53638
2,200
PASSED
#include<bits/stdc++.h> #define ll long long using namespace std; ll N,Q,st[265000],K,res,tren; string S,T,S2; queue<int> sled[130]; void update(int gde,int lg,int dg,int lc,int dc){ if(lg==lc and dg==dc){ st[gde]++; return; } int sred=(lc+dc)/2; if(dg<=sred){ update(gde*2,lg,dg,lc,sred); retu...
C++
71ee54d8881f20ae4b1d8bb9783948c0
db2f8691615509c8a473bfdfcf684c34
2,200
PASSED
#include<bits/stdc++.h> #define ll long long using namespace std; ll N,Q,st[1000000],K,res,tren; string S,T,S2; queue<int> sled[130]; void update(int gde,int lg,int dg,int lc,int dc){ if(lg==lc and dg==dc){ st[gde]++; return; } int sred=(lc+dc)/2; if(dg<=sred){ update(gde*2,lg,dg,lc,sred); ret...
C++
71ee54d8881f20ae4b1d8bb9783948c0
ea941f8712c29b9f5cef79f50012dfda
2,200
PASSED
#pragma GCC target ("avx2") #pragma GCC optimization ("O3") #pragma GCC optimization ("unroll-loops") #include<bits//stdc++.h> using namespace std; //using namespace __gnu_pbds; #define mem(a,x) memset(a,x,sizeof(a)) #define pb(i) push_back(i) #define mod 1000000007 const long ...
C++
71ee54d8881f20ae4b1d8bb9783948c0
38a3e6a1eec48837b08350d40ef2053e
2,200
PASSED
#include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace std; using namespace __gnu_pbds; #define ll long long #define fi first #define se second #define endl "\n" #define debug cout << "Masuk" << endl #define wii cout << endl; cout << ...
C++
71ee54d8881f20ae4b1d8bb9783948c0
ccf622dda6d0703db0a46ed51114d4e3
2,200
PASSED
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; #define pb push_back #define fi first #define se second #define bust ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); const ll INF = INT_MAX * 10000ll; const int N = 1e5 + 10; c...
C++
71ee54d8881f20ae4b1d8bb9783948c0
b48cd12f0cdd6afe9c5ccbd6bb2a72c6
2,200
PASSED
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; #define pb push_back #define fi first #define se second #define bust ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); const ll INF = INT_MAX * 10000ll; const int N = 1e5 + 10; c...
C++
71ee54d8881f20ae4b1d8bb9783948c0
cb80b492235978b9d4225878ac1d655a
2,200
PASSED
#include<bits/stdc++.h> #define int long long #define ld long double #define lson rt<<1,l,mid #define rson rt<<1|1,mid+1,r using namespace std; constexpr int MAXN=100100; int d[MAXN<<2],lazy[MAXN<<2]; void pushup(int rt) { d[rt]=d[rt<<1]+d[rt<<1|1]; } void pushdown(int rt,int l,int r) { int mid=(l+r)>>1...
C++
71ee54d8881f20ae4b1d8bb9783948c0
98653cb28758e9fe151e2aed6eb5acf4
2,200
PASSED
/* Author - Satwik_Tiwari */ #include<bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c>...
C++
71ee54d8881f20ae4b1d8bb9783948c0
ab07ce48e291b6c8a7a7d017198ede08
2,200
PASSED
#include <bits/stdc++.h> using namespace std; #define debug(x) cerr << (#x) << " " << x << "\n"; #define vi vector<long long>; #define pi pair<long long,long long>; const long long MOD = 1e9 + 7; const long long MAXN = 1e5 + 9; long long INF = 1e9; long long s[MAXN*4]; long long f[MAXN*4]; void bu...
C++
71ee54d8881f20ae4b1d8bb9783948c0
9bcd84d1dfdd30f6c6dd4cc1ff39911a
2,200
PASSED
#include <bits/stdc++.h> using namespace std; map<int,int>mp; void solve() { int ans=0; mp.clear(); int n; cin>>n; while(n--) { int s; cin>>s; if(mp[s]) { s*=(-1); if(mp[s]) continue; else { mp[s]++; ans++; } } else { mp[s]++; ans++; } } cout<<ans<<endl; } int ...
C++
23ef311011b381d0ca2e84bc861f0a31
c4c408fd1adaeeb34c0433cf45f9b470
800
PASSED
#include <bits/stdc++.h> #define ll long long #define str string #define sc set<char> #define si set<int> #define vi vector<int> #define pb push_back #define all(x) x.begin(), x.end() #define kick(x) cout << x << "\n" #define loop(i, a, b) for (int i = a; i < b; i++) #define loope(i, a, b) for (int i = a; i <= b; i++) ...
C++
23ef311011b381d0ca2e84bc861f0a31
b48382cc12b63f7dbea78ea0e76003f9
800
PASSED
#include <iostream> #include <cstring> #include <vector> #include <algorithm> #include <map> #include <string> using namespace std; int main() { int t; string s; cin >> t; while (t--) { int ans = 0, n, x; cin >> n; map<int, int> a; while (n--) { ci...
C++
23ef311011b381d0ca2e84bc861f0a31
c809013d576baf7d87ce28c3914ee6cc
800
PASSED
#include<bits/stdc++.h> using namespace std; int main() { int n,t,total = 0,p; cin>>t; while(t--) { cin>>n; int ch[n]; int i,a[100]; for(i = 0 ; i <= 100 ; i++) a[i] = 0; for(i = 0 ; i < n ; i++) { cin>>ch[i]; p = abs(ch[i] ); ...
C++
23ef311011b381d0ca2e84bc861f0a31
c8420fa309db3f7d637bdc708912a74a
800
PASSED
#include <bits/stdc++.h> using namespace std; int main(){ int t; cin >> t; while(t--){ set<int> s; int n; cin >> n; for(int i=0; i<n; i++){ int x; cin >> x; if(s.count(x)) s.insert(x*-1); else s.insert(x); } ...
C++
23ef311011b381d0ca2e84bc861f0a31
51aacc60b3426b07c5a0efcc1f120ed3
800
PASSED
#include<bits/stdc++.h> using namespace std; int main() { int t; cin>>t; while(t--) { set<int>m; int size; cin >> size; int arr[size]; for (int i = 0; i < size; ++i) { cin>>arr[i]; if(m.count(arr[i])==0){ m.insert(arr[i]); ...
C++
23ef311011b381d0ca2e84bc861f0a31
e427a2bf43e1af118454c13981805b47
800
PASSED
#include<iostream> #include<algorithm> #include<bits/stdc++.h> using namespace std; const int N = 1007; int a[N]; int b[N]; int main() { int t; cin >> t; while (t--) { int n; cin >> n; int ans = 0; memset(a, 0, sizeof(a)); memset(b, 0, sizeof(b)); for (int i = 0; i < n; i++) { cin >> a[i]; b[abs...
C++
23ef311011b381d0ca2e84bc861f0a31
802a8bc9677d32dfb626894f3d6a8e11
800
PASSED
#include<bits/stdc++.h> using namespace std; int main() { int t; cin>>t; while(t--) { int n; cin>>n; map<int,int> a; for(int i=0;i<n;i++) { int b; cin>>b; if(a[b]==1) { a[-b]=1; }else{ a[b]=1; } } cout<<a.size()<<endl; } }
C++
23ef311011b381d0ca2e84bc861f0a31
14b64d6c425bde1a04d2f8357907da4c
800
PASSED
#include <bits/stdc++.h> using namespace std; int main(){ ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); int p; cin >> p; while(p--){ int n; cin >> n; vector<int> a(n); set<int> s; int w= 0; for(int i = 0; i < n; i++){ cin >> a[i]; if(a[i] == 0)w++; } sort(a.begin(), a.en...
C++
23ef311011b381d0ca2e84bc861f0a31
11171bd5e31534406fa40849a3e0b52a
800
PASSED
#include <iostream> #include <map> using namespace std; int main() { int t, n, a; cin>>t; while (t--) { map<int, int> m; int cnt = 0; cin>>n; for (int i = 1; i <= n; i++) { cin>>a; if (m[a]) { if (m[-a]); else...
C++
23ef311011b381d0ca2e84bc861f0a31
413eabee59b65822c47585602edcba4e
800
PASSED
#include<bits/stdc++.h> using namespace std; int main() { int t; cin>>t; while(t--) { long long n; cin>>n; int r=0; int c=2; double a[n+3]; for(int i=0; i<n; i++) cin>>a[i]; if(n<=2) { cout<<0<<endl;...
C++
6aca8c549822adbe96a58aee4b0d4b3f
e899a9c8c7c401c22c3ef2292670ef61
1,500
PASSED