Datasets:

problem_id
stringlengths
6
6
buggy_code
stringlengths
8
526k
fixed_code
stringlengths
12
526k
labels
listlengths
0
15
buggy_submission_id
int64
1
1.54M
fixed_submission_id
int64
2
1.54M
user_id
stringlengths
10
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language
stringclasses
9 values
p02949
#include <bits/stdc++.h> #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) for (int i = 0; i < (n); ++i) #define REPr(i, n) for (int i = (n)-1; i >= 0; --i) #define FORq(i, m, n) for (int i = (m); i <= (n); ++i) #define FORqr(i, m, n) for (int i = (n); i >= (m); --i) #define PB push_back #define M...
#include <bits/stdc++.h> #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) for (int i = 0; i < (n); ++i) #define REPr(i, n) for (int i = (n)-1; i >= 0; --i) #define FORq(i, m, n) for (int i = (m); i <= (n); ++i) #define FORqr(i, m, n) for (int i = (n); i >= (m); --i) #define PB push_back #define M...
[ "literal.number.change", "variable_declaration.value.change", "identifier.replace.remove", "literal.replace.add", "variable_access.subscript.index.change", "control_flow.branch.if.condition.change" ]
753,934
753,936
u236433947
cpp
p02949
#include <bits/stdc++.h> #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) for (int i = 0; i < (n); ++i) #define REPr(i, n) for (int i = (n)-1; i >= 0; --i) #define FORq(i, m, n) for (int i = (m); i <= (n); ++i) #define FORqr(i, m, n) for (int i = (n); i >= (m); --i) #define PB push_back #define M...
#include <bits/stdc++.h> #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) for (int i = 0; i < (n); ++i) #define REPr(i, n) for (int i = (n)-1; i >= 0; --i) #define FORq(i, m, n) for (int i = (m); i <= (n); ++i) #define FORqr(i, m, n) for (int i = (n); i >= (m); --i) #define PB push_back #define M...
[ "identifier.replace.remove", "literal.replace.add", "variable_access.subscript.index.change", "control_flow.branch.if.condition.change" ]
753,935
753,936
u236433947
cpp
p02949
#include <algorithm> #include <iostream> #include <queue> #include <vector> using namespace std; typedef long long ll; typedef pair<int, ll> pa; struct edge { int to; ll coin; }; int n; ll p; vector<vector<edge>> graph; vector<vector<int>> b_graph; vector<bool> reachable; bool is_inf; void backdfs(int now) { ...
#include <algorithm> #include <iostream> #include <queue> #include <vector> using namespace std; typedef long long ll; typedef pair<int, ll> pa; struct edge { int to; ll coin; }; int n; ll p; vector<vector<edge>> graph; vector<vector<int>> b_graph; vector<bool> reachable; bool is_inf; void backdfs(int now) { ...
[ "call.add", "call.arguments.change", "function.return_value.change" ]
753,941
753,942
u412908746
cpp
p02949
#include <bits/stdc++.h> #define REP(i, n) for (long long i = 0; i < (n); i++) #define FOR(i, a, b) for (long long i = (a); i < (b); i++) #define dump(x) cerr << #x << " => " << (x) << endl #define MIN(vec) *min_element(vec.begin(), vec.end()) #define MAX(vec) *max_element(vec.begin(), vec.end()) #define UNIQ(vec) ...
#include <bits/stdc++.h> #define REP(i, n) for (long long i = 0; i < (n); i++) #define FOR(i, a, b) for (long long i = (a); i < (b); i++) #define dump(x) cerr << #x << " => " << (x) << endl #define MIN(vec) *min_element(vec.begin(), vec.end()) #define MAX(vec) *max_element(vec.begin(), vec.end()) #define UNIQ(vec) ...
[ "identifier.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change", "control_flow.branch.if.condition.change", "expression.operation.binary.remove" ]
753,943
753,944
u925364229
cpp
p02949
#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < n; i++) #define SORT(v, n) sort(v, v + n); #define VSORT(v) sort(v.begin(), v.end()) #define VRSORT(v) sort(v.rbegin(), v.rend()) #define ll long long #define pb(a) push_back(a) #define INF 1000000000 #define LINF 3e18 + 7 #define MOD 1000000007 using names...
#include <bits/stdc++.h> #define REP(i, n) for (int i = 0; i < n; i++) #define SORT(v, n) sort(v, v + n); #define VSORT(v) sort(v.begin(), v.end()) #define VRSORT(v) sort(v.rbegin(), v.rend()) #define ll long long #define pb(a) push_back(a) #define INF 1000000000 #define LINF 3e18 + 7 #define MOD 1000000007 using names...
[ "expression.operation.unary.arithmetic.remove", "control_flow.branch.if.condition.change" ]
753,945
753,946
u493750228
cpp
p02949
#include <bits/stdc++.h> #define N 2502 using namespace std; int n, m, p, dis[N]; struct node { int u, v, w; } e[5002]; vector<int> s[N]; int vis[N][N]; void dfs(int st, int x) { vis[st][x] = 1; for (int i = 0; i < s[x].size(); i++) { int to = s[x][i]; if (vis[st][to]) continue; dfs(st, to); }...
#include <bits/stdc++.h> #define N 2502 using namespace std; int n, m, p, dis[N]; struct node { int u, v, w; } e[5002]; vector<int> s[N]; int vis[N][N]; void dfs(int st, int x) { vis[st][x] = 1; for (int i = 0; i < s[x].size(); i++) { int to = s[x][i]; if (vis[st][to]) continue; dfs(st, to); }...
[ "literal.number.change", "call.arguments.change" ]
753,951
753,952
u196341564
cpp
p02949
#include <iostream> #include <limits> #include <unordered_set> #include <vector> using namespace std; typedef long long ll; int main() { ll n, m, p; cin >> n >> m >> p; vector<vector<pair<int, int>>> to(n); vector<vector<int>> from(n); for (int i = 0; i < m; ++i) { int a, b, c; cin >> a >> b >> c; ...
#include <iostream> #include <limits> #include <unordered_set> #include <vector> using namespace std; typedef long long ll; int main() { ll n, m, p; cin >> n >> m >> p; vector<vector<pair<int, int>>> to(n); vector<vector<int>> from(n); for (int i = 0; i < m; ++i) { int a, b, c; cin >> a >> b >> c; ...
[ "identifier.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change", "control_flow.branch.if.condition.change" ]
753,955
753,956
u455757400
cpp
p02949
#define rep(i, n) for (int i = 0; i < (int)(n); i++) typedef long long ll; #include <bits/stdc++.h> using namespace std; struct edge { ll from; ll to; //到達点 ll cost; //移動コスト }; int main() { ll n, m, p; std::cin >> n >> m >> p; vector<edge> edges; for (int i = 0; i < m; i++) { ll a, b, c; std::c...
#define rep(i, n) for (int i = 0; i < (int)(n); i++) typedef long long ll; #include <bits/stdc++.h> using namespace std; struct edge { ll from; ll to; //到達点 ll cost; //移動コスト }; int main() { ll n, m, p; std::cin >> n >> m >> p; vector<edge> edges; for (int i = 0; i < m; i++) { ll a, b, c; std::c...
[ "expression.operator.arithmetic.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
753,957
753,958
u121794232
cpp
p02949
#define rep(i, n) for (int i = 0; i < (int)(n); i++) typedef long long ll; #include <bits/stdc++.h> using namespace std; struct edge { ll from; ll to; //到達点 ll cost; //移動コスト }; int main() { ll n, m, p; std::cin >> n >> m >> p; vector<edge> edges; for (int i = 0; i < m; i++) { ll a, b, c; std::c...
#define rep(i, n) for (int i = 0; i < (int)(n); i++) typedef long long ll; #include <bits/stdc++.h> using namespace std; struct edge { ll from; ll to; //到達点 ll cost; //移動コスト }; int main() { ll n, m, p; std::cin >> n >> m >> p; vector<edge> edges; for (int i = 0; i < m; i++) { ll a, b, c; std::c...
[ "literal.number.change", "call.arguments.change", "expression.operator.arithmetic.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change", "control_flow.branch.if.condition.change" ]
753,959
753,958
u121794232
cpp
p02949
#include <bits/stdc++.h> #define x first #define y second using namespace std; const int sz = 5005; long long d[sz]; int n, m, p; int f[sz], t[sz], w[sz]; long long inf = 1e18, ans; int main() { // freopen("in.txt","r",stdin); // freopen("out.txt","w",stdout); scanf("%d %d %d", &n, &m, &p); for (int i = 0; i <...
#include <bits/stdc++.h> #define x first #define y second using namespace std; const int sz = 5005; long long d[sz]; int n, m, p; int f[sz], t[sz], w[sz]; long long inf = 1e18, ans; int main() { // freopen("in.txt","r",stdin); // freopen("out.txt","w",stdout); scanf("%d %d %d", &n, &m, &p); for (int i = 0; i <...
[ "literal.number.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change", "assignment.change" ]
753,960
753,961
u353783395
cpp
p02949
#include <bits/stdc++.h> #include <cstdio> #include <iostream> #include <sys/time.h> #include <sys/timeb.h> #include <time.h> using namespace std; #define ll long long #define uint unsigned int #define ulong unsigned long long int #define Vec vector template <typename T> bool InRange(T t, T l, T r) { return l <= t &&...
#include <bits/stdc++.h> #include <cstdio> #include <iostream> #include <sys/time.h> #include <sys/timeb.h> #include <time.h> using namespace std; #define ll long long #define uint unsigned int #define ulong unsigned long long int #define Vec vector template <typename T> bool InRange(T t, T l, T r) { return l <= t &&...
[ "identifier.change", "variable_access.subscript.index.change", "control_flow.branch.if.condition.change" ]
753,962
753,963
u774845108
cpp
p02949
#include <bits/stdc++.h> #define MAX 5010 using namespace std; vector<pair<int, int>> edge[MAX]; long long mmax[MAX]; int main(void) { int N, M, P; cin >> N >> M >> P; for (int i = 0; i < M; i++) { int A, B, C; cin >> A >> B >> C; A--; B--; edge[A].push_back({B, P - C}); } for (int i = 1...
#include <bits/stdc++.h> #define MAX 5010 using namespace std; vector<pair<int, int>> edge[MAX]; long long mmax[MAX]; int main(void) { int N, M, P; cin >> N >> M >> P; for (int i = 0; i < M; i++) { int A, B, C; cin >> A >> B >> C; A--; B--; edge[A].push_back({B, P - C}); } for (int i = 1...
[ "call.add", "call.arguments.add" ]
753,971
753,972
u305757380
cpp
p02949
#include <algorithm> #include <iostream> #include <map> #include <queue> #include <vector> std::vector<int> to[2505]; std::vector<int> ot[2505]; bool reachableToN[2505]; bool reachableFrom1[2505]; bool ok[2505]; long long INF = 1LL << 60; void dfs(int v) { if (reachableFrom1[v]) return; reachableFrom1[v] = tru...
#include <algorithm> #include <iostream> #include <map> #include <queue> #include <vector> std::vector<int> to[2505]; std::vector<int> ot[2505]; bool reachableToN[2505]; bool reachableFrom1[2505]; bool ok[2505]; long long INF = 1LL << 60; void dfs(int v) { if (reachableFrom1[v]) return; reachableFrom1[v] = tru...
[ "variable_declaration.type.primitive.change", "variable_declaration.type.widen.change" ]
753,977
753,976
u313111801
cpp
p02949
#include <bits/stdc++.h> #define ff first #define ss second #define ii pair<int, int> #define iill pair<ii, ll> #define lli pair<ll, int> #define MAXN 100010 #define EPS 1e-9 #define MAXLOG #define INF (long long)1e18 #define MOD #define prt(a) printf("%d\n", a) #define prt2(a, b) printf("%d %d\n", a, b) #define prt3(a...
#include <bits/stdc++.h> #define ff first #define ss second #define ii pair<int, int> #define iill pair<ii, ll> #define lli pair<ll, int> #define MAXN 100010 #define EPS 1e-9 #define MAXLOG #define INF (long long)1e18 #define MOD #define prt(a) printf("%d\n", a) #define prt2(a, b) printf("%d %d\n", a, b) #define prt3(a...
[ "control_flow.branch.if.condition.change", "control_flow.loop.for.condition.change", "expression.operation.binary.remove" ]
753,978
753,979
u934308457
cpp
p02949
#include <cstdio> #include <cstring> #include <iostream> #include <queue> #include <vector> using namespace std; typedef long long ll; const ll M = 2505, N = 1e4 + 5; struct node { ll to, next, dis; } edge[N]; vector<ll> mp[M]; ll head[M], cnt; ll minn[M], tot[M]; bool vis[M], can[M]; queue<ll> q; inline void add(ll ...
#include <cstdio> #include <cstring> #include <iostream> #include <queue> #include <vector> using namespace std; typedef long long ll; const ll M = 2505, N = 1e4 + 5; struct node { ll to, next, dis; } edge[N]; vector<ll> mp[M]; ll head[M], cnt; ll minn[M], tot[M]; bool vis[M], can[M]; queue<ll> q; inline void add(ll ...
[ "expression.operator.compare.change", "control_flow.branch.if.condition.change" ]
753,980
753,981
u660361728
cpp
p02949
#include <bits/stdc++.h> #define fi first #define se second #define rep(i, n) for (int i = 0; i < (n); ++i) #define rrep(i, n) for (int i = 1; i <= (n); ++i) #define drep(i, n) for (int i = (n)-1; i >= 0; --i) #define srep(i, s, t) for (int i = s; i < t; ++i) #define rng(a) a.begin(), a.end() #define rrng(a) a.rbegin()...
#include <bits/stdc++.h> #define fi first #define se second #define rep(i, n) for (int i = 0; i < (n); ++i) #define rrep(i, n) for (int i = 1; i <= (n); ++i) #define drep(i, n) for (int i = (n)-1; i >= 0; --i) #define srep(i, s, t) for (int i = s; i < t; ++i) #define rng(a) a.begin(), a.end() #define rrng(a) a.rbegin()...
[ "expression.operation.unary.add" ]
753,987
753,988
u526630579
cpp
p02949
//#pragma once #include <algorithm> #include <bitset> #include <cctype> #include <cstdlib> // srand,rand #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <numeric> #include <queue> #include <set> #include <sstream> #include <stdio.h> #include <stdlib.h> #include <string> #include <vector...
//#pragma once #include <algorithm> #include <bitset> #include <cctype> #include <cstdlib> // srand,rand #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <numeric> #include <queue> #include <set> #include <sstream> #include <stdio.h> #include <stdlib.h> #include <string> #include <vector...
[ "identifier.change", "control_flow.branch.if.condition.change", "expression.operation.binary.remove", "control_flow.loop.for.condition.change", "expression.operation.binary.change", "assignment.value.change", "variable_access.subscript.index.change" ]
753,989
753,990
u058317639
cpp
p02949
//#pragma once #include <algorithm> #include <bitset> #include <cctype> #include <cstdlib> // srand,rand #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <numeric> #include <queue> #include <set> #include <sstream> #include <stdio.h> #include <stdlib.h> #include <string> #include <vector...
//#pragma once #include <algorithm> #include <bitset> #include <cctype> #include <cstdlib> // srand,rand #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <numeric> #include <queue> #include <set> #include <sstream> #include <stdio.h> #include <stdlib.h> #include <string> #include <vector...
[ "literal.number.change", "call.arguments.change", "identifier.change", "control_flow.branch.if.condition.change", "expression.operation.binary.remove", "control_flow.loop.for.condition.change", "expression.operation.binary.change", "assignment.value.change", "variable_access.subscript.index.change" ...
753,991
753,990
u058317639
cpp
p02949
#include <bits/stdc++.h> using namespace std; struct Graph { struct Edge { int u, v; int cost; Edge(int _u, int _v, int _cost) : u(_u), v(_v), cost(_cost) {} }; int n, m; bool is_digraph; vector<vector<int>> g; vector<Edge> e; Graph(int _n) : n(_n), m(0) { assert(n >= 1); g.resize(n...
#include <bits/stdc++.h> using namespace std; struct Graph { struct Edge { int u, v; int cost; Edge(int _u, int _v, int _cost) : u(_u), v(_v), cost(_cost) {} }; int n, m; bool is_digraph; vector<vector<int>> g; vector<Edge> e; Graph(int _n) : n(_n), m(0) { assert(n >= 1); g.resize(n...
[ "call.arguments.change", "expression.operation.unary.add" ]
753,997
753,998
u031986221
cpp
p02949
#include <bits/stdc++.h> using namespace std; #define rep(i, N) for (int i = 0, i##_max = (N); i < i##_max; ++i) #define repp(i, l, r) for (int i = (l), i##_max = (r); i < i##_max; ++i) #define per(i, N) for (int i = (N)-1; i >= 0; --i) #define perr(i, l, r) for (int i = r - 1, i##_min(l); i >= i##_min; --i) #define al...
#include <bits/stdc++.h> using namespace std; #define rep(i, N) for (int i = 0, i##_max = (N); i < i##_max; ++i) #define repp(i, l, r) for (int i = (l), i##_max = (r); i < i##_max; ++i) #define per(i, N) for (int i = (N)-1; i >= 0; --i) #define perr(i, l, r) for (int i = r - 1, i##_min(l); i >= i##_min; --i) #define al...
[ "identifier.change", "call.function.change", "variable_access.subscript.index.change", "control_flow.branch.if.condition.change" ]
754,006
754,007
u069450081
cpp
p02949
#include <bits/stdc++.h> using namespace std; #define ll long long #define ld long double #define pb push_back #define mp make_pair #define forn(i, n) for (ll i = 0; i < n; i++) #define fore(i, a, b) for (ll i = a; i <= b; i++) #define ford(i, n) for (ll i = n - 1; i >= 0; i--) #define fi first #define se second #defi...
#include <bits/stdc++.h> using namespace std; #define ll long long #define ld long double #define pb push_back #define mp make_pair #define forn(i, n) for (ll i = 0; i < n; i++) #define fore(i, a, b) for (ll i = a; i <= b; i++) #define ford(i, n) for (ll i = n - 1; i >= 0; i--) #define fi first #define se second #defi...
[ "literal.number.change", "call.arguments.change", "expression.operation.binary.change" ]
754,011
754,012
u576115185
cpp
p02949
#include <bits/stdc++.h> using namespace std; #define rep(i, a, b) for (int i = (a); i <= (b); ++i) #define rrep(i, a, b) for (int i = (a); i >= (b); --i) #define MP make_pair #define PB push_back #define PII pair<int, int> typedef long long LL; const LL P = 1e9 + 7; const int N = 3005; const double pi = acos(-1); mt19...
#include <bits/stdc++.h> using namespace std; #define rep(i, a, b) for (int i = (a); i <= (b); ++i) #define rrep(i, a, b) for (int i = (a); i >= (b); --i) #define MP make_pair #define PB push_back #define PII pair<int, int> typedef long long LL; const LL P = 1e9 + 7; const int N = 5005; const double pi = acos(-1); mt19...
[ "literal.number.change", "variable_declaration.value.change", "variable_declaration.type.change", "call.arguments.change" ]
754,013
754,014
u847307867
cpp
p02949
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int MAXN = 2500; int N, M, P; vector<pii> adj[MAXN + 10]; ll dist[MAXN + 10], ans; int main() { int i, j; scanf("%d%d%d", &N, &M, &P); for (i = 1; i <= M; i++) { int a, b, c; ...
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int MAXN = 2500; int N, M, P; vector<pii> adj[MAXN + 10]; ll dist[MAXN + 10], ans; int main() { int i, j; scanf("%d%d%d", &N, &M, &P); for (i = 1; i <= M; i++) { int a, b, c; ...
[ "control_flow.loop.for.condition.change" ]
754,033
754,034
u539847337
cpp
p02949
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int MAXN = 2500; int N, M, P; vector<pii> adj[MAXN + 10]; int dist[MAXN + 10], ans; int main() { int i, j; scanf("%d%d%d", &N, &M, &P); for (i = 1; i <= M; i++) { int a, b, c; ...
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> pii; typedef pair<ll, ll> pll; const int MAXN = 2500; int N, M, P; vector<pii> adj[MAXN + 10]; ll dist[MAXN + 10], ans; int main() { int i, j; scanf("%d%d%d", &N, &M, &P); for (i = 1; i <= M; i++) { int a, b, c; ...
[ "variable_declaration.type.change", "control_flow.loop.for.condition.change", "literal.string.change", "call.arguments.change", "io.output.change" ]
754,035
754,034
u539847337
cpp
p02949
#include <bits/stdc++.h> #if MYDEBUG #include "lib/cp_debug.hpp" #else #define DBG(...) ; #endif #if __cplusplus <= 201402L template <typename T> T gcd(T a, T b) { return ((a % b == 0) ? b : gcd(b, a % b)); } template <typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; } #endif using LL = long long; constexpr L...
#include <bits/stdc++.h> #if MYDEBUG #include "lib/cp_debug.hpp" #else #define DBG(...) ; #endif #if __cplusplus <= 201402L template <typename T> T gcd(T a, T b) { return ((a % b == 0) ? b : gcd(b, a % b)); } template <typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; } #endif using LL = long long; constexpr L...
[]
754,040
754,041
u028496463
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int count = 0; int j = 1; vector<int> A(N); for (int i = 1; i < N + 1; i++) { int S = i / pow(10, j); if (S >= 1) j++; A.at(j)++; } for (int j = 1; j < N; j += 2) { count += A.at(j); } cout <<...
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int count = 0; int j = 1; vector<int> A(N + 1); for (int i = 1; i < N + 1; i++) { int S = i / pow(10, j); if (S >= 1) j++; A.at(j)++; } for (int j = 1; j < N + 1; j += 2) { count += A.at(j); } ...
[ "control_flow.loop.for.condition.change", "misc.off_by_one" ]
754,064
754,065
u028906014
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define fori(x) for (int i = 0; i < x; ++i) #define forj(x) for (int j = 0; j < x; ++j) int main() { int n; cin >> n; int s = 0; fori(n + 1) { s += ((to_string(i + 1).size()) % 2); } cout << s; return 0; }
#include <bits/stdc++.h> using namespace std; #define fori(x) for (int i = 0; i < x; ++i) #define forj(x) for (int j = 0; j < x; ++j) int main() { int n; cin >> n; int s = 0; fori(n) { s += ((to_string(i + 1).size()) % 2); } cout << s; return 0; }
[ "expression.operation.binary.remove" ]
754,066
754,067
u344810256
cpp
p02952
#include <bits/stdc++.h> using namespace std; int power(int a, int b) { long long int mul = 1; while (b > 0) { mul *= a; b--; } return mul; } int main() { int n, a, d = 0, sum = 0; cin >> n; a = n; while (a > 0) { a /= 10; d++; } if (d % 2 == 0) { d--; while (d > 0) { ...
#include <bits/stdc++.h> using namespace std; int power(int a, int b) { long long int mul = 1; while (b > 0) { mul *= a; b--; } return mul; } int main() { int n, a, d = 0, sum = 0; cin >> n; a = n; while (a > 0) { a /= 10; d++; } if (d % 2 == 0) { d--; while (d > 0) { ...
[ "call.arguments.change", "assignment.value.change", "expression.operator.arithmetic.change", "expression.operation.binary.change" ]
754,068
754,069
u559021558
cpp
p02952
#include <iostream> #include <stdio.h> //#include <bits/stdc++.h> #include <algorithm> #include <cassert> #include <cmath> #include <cmath> #include <cstdint> #include <cstring> #include <float.h> #include <iomanip> #include <map> #include <math.h> #include <queue> #include <set> #include <sstream> #include <string> #i...
#include <iostream> #include <stdio.h> //#include <bits/stdc++.h> #include <algorithm> #include <cassert> #include <cmath> #include <cmath> #include <cstdint> #include <cstring> #include <float.h> #include <iomanip> #include <map> #include <math.h> #include <queue> #include <set> #include <sstream> #include <string> #i...
[ "control_flow.loop.condition.change" ]
754,071
754,072
u516525290
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; int ans = 0; cin >> n; for (int i = 1; i < n; i++) { string s = to_string(i); if (s.length() % 2 == 1) ans++; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; int ans = 0; cin >> n; for (int i = 1; i <= n; i++) { string s = to_string(i); if (s.length() % 2 == 1) ans++; } cout << ans << endl; }
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,087
754,088
u503841284
cpp
p02952
#include <bits/stdc++.h> using namespace std; int CountOfDigits(int n) { int sum = 0; while (n > 0) { sum++; n /= 10; } return sum; } int main() { int N; cin >> N; int count = 0; for (int i = 0; i < N; i++) { if (CountOfDigits(i) % 2 == 1) count++; } cout << count << endl; }
#include <bits/stdc++.h> using namespace std; int CountOfDigits(int n) { int sum = 0; while (n > 0) { // n が 0 になるまで sum++; n /= 10; } return sum; } int main() { int N; cin >> N; int count = 0; for (int i = 1; i <= N; i++) { if (CountOfDigits(i) % 2 == 1) count++; } cout << coun...
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
754,101
754,102
u533566373
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 1; i <= n; i++) { if (1 <= i || i <= 9) { ans++; } if (100 <= i || i <= 999) { ans++; } if (10000 <= i || i <= 99999) { ans++; } } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 1; i <= n; i++) { if (1 <= i && i <= 9) { ans++; } if (100 <= i && i <= 999) { ans++; } if (10000 <= i && i <= 99999) { ans++; } } cout << ans << endl; }
[ "misc.opposites", "control_flow.branch.if.condition.change" ]
754,111
754,112
u420514616
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int count = 0; if (n < 10) count = n; else { count += 9; if (n > 100) { if (n < 1000) count += (n - 100) + 1; else if (n < 10000) count += 1000 - 100; else { count += 1000 - 100; ...
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int count = 0; if (n < 10) count = n; else { count += 9; if (n >= 100) { if (n < 1000) count += (n - 100) + 1; else if (n < 10000) count += 1000 - 100; else { count += 1000 - 100;...
[ "expression.operator.compare.change", "control_flow.branch.if.condition.change" ]
754,119
754,120
u538400413
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 1; i <= n; i++) { int ctr = 0; int cpy = n; while (cpy) { cpy /= 10; ctr++; } if (ctr % 2 == 1) ans++; } cout << ans << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 1; i <= n; i++) { int ctr = 0; int cpy = i; while (cpy) { cpy /= 10; ctr++; } if (ctr % 2 == 1) ans++; } cout << ans << '\n'; return 0; }
[ "variable_declaration.value.change", "identifier.change" ]
754,125
754,126
u248554859
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n, ans = 0; cin >> n; for (int i = 1; i <= n; i++) { int m = log10(i); if (m % 2 == 1) ans++; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n, ans = 0; cin >> n; for (int i = 1; i <= n; i++) { int m = log10(i) + 1; if (m % 2 == 1) ans++; } cout << ans << endl; }
[ "assignment.change" ]
754,139
754,140
u873762144
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main(void) { int n, ans = 0; cin >> n; int k = 0, tmp = n; while (tmp > 0) { tmp /= 10; k++; } if (k == 1) ans += n % 10; if (k == 2) ans += 9; if (k == 3) ans += n % 100 + 9 + 1...
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) int main(void) { int n, ans = 0; cin >> n; int k = 0, tmp = n; while (tmp > 0) { tmp /= 10; k++; } if (k == 1) ans += n % 10; if (k == 2) ans += 9; if (k == 3) ans += n - 100 + 9 + 1...
[ "expression.operator.arithmetic.change", "assignment.value.change", "expression.operation.binary.change" ]
754,143
754,144
u690475097
cpp
p02952
#include <iostream> int digit(int n) { int c = 0; while (n != 0) { c++; n /= 10; } return c; } int main() { int n, c = 0; std::cin >> n; for (int i = 1; i <= n; i++) if (digit(i)) c++; std::cout << c; return 0; }
#include <iostream> int digit(int n) { int c = 0; while (n != 0) { c++; n /= 10; } return c; } int main() { int n, c = 0; std::cin >> n; for (int i = 1; i <= n; i++) if (digit(i) % 2) c++; std::cout << c; return 0; }
[ "control_flow.branch.if.condition.change", "control_flow.loop.for.condition.change" ]
754,147
754,148
u467710662
cpp
p02952
#include <cmath> #include <iostream> int main() { int n; std::cin >> n; int cnt = 1; int temp = n; while (temp > 9) { ++cnt; temp /= 10; } int ans = 0; for (int i = 1; i < cnt; ++i) if (i % 2 == 1) ans += 9 * std::pow(10, cnt - 1); if (cnt % 2 == 1) ans += n - std::pow(10, cnt -...
#include <cmath> #include <iostream> int main() { int n; std::cin >> n; int cnt = 1; int temp = n; while (temp > 9) { ++cnt; temp /= 10; } int ans = 0; for (int i = 1; i < cnt; ++i) if (i % 2 == 1) ans += 9 * std::pow(10, i - 1); if (cnt % 2 == 1) ans += n - std::pow(10, cnt - 1...
[ "assignment.value.change", "identifier.change", "call.arguments.change", "expression.operation.binary.change" ]
754,149
754,150
u864752370
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; if (N < 10) { cout << N - 1 << endl; } else if (N < 100) { cout << 9 << endl; } else if (N < 1000) { cout << 9 + (N - 99) << endl; } else if (N < 10000) { cout << 909 << endl; } else if (N < 100000) { cout << ...
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; if (N < 10) { cout << N << endl; } else if (N < 100) { cout << 9 << endl; } else if (N < 1000) { cout << 9 + (N - 99) << endl; } else if (N < 10000) { cout << 909 << endl; } else if (N < 100000) { cout << 909 ...
[ "expression.operation.binary.remove" ]
754,163
754,164
u313124728
cpp
p02952
#pragma gcc optimize("Ofast") #include <bits/stdc++.h> using namespace std; using ll = long long; #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) FOR(i, 0, n) #define ALL(V) (V).begin(), (V).end() #define SORT(V) sort(ALL(V)) //小さい方からソート #define REV(V) reverse(ALL(V)) //リバース...
#pragma gcc optimize("Ofast") #include <bits/stdc++.h> using namespace std; using ll = long long; #define FOR(i, a, b) for (int i = (a); i < (b); ++i) #define REP(i, n) FOR(i, 0, n) #define ALL(V) (V).begin(), (V).end() #define SORT(V) sort(ALL(V)) //小さい方からソート #define REV(V) reverse(ALL(V)) //リバース...
[ "call.arguments.add" ]
754,167
754,168
u154645927
cpp
p02952
#include <algorithm> //辞書順はnext_permutation #include <cmath> #include <iomanip> #include <iostream> #include <math.h> #include <queue> #include <random> #include <set> #include <stdio.h> #include <string.h> #include <string> #include <time.h> #include <utility> //swap(数値交換) #include <vector> #define rt "\n" #define rep...
#include <algorithm> //辞書順はnext_permutation #include <cmath> #include <iomanip> #include <iostream> #include <math.h> #include <queue> #include <random> #include <set> #include <stdio.h> #include <string.h> #include <string> #include <time.h> #include <utility> //swap(数値交換) #include <vector> #define rt "\n" #define rep...
[ "literal.number.change", "assignment.value.change" ]
754,174
754,175
u742306624
cpp
p02952
#include <algorithm> #include <cmath> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; typedef pair<int, int> P; int power(int a) { if (a == 0) return 1; else return 10 * power(a - 1); } int main() { int N; cin >> N; int tmp = N; int dig = 0; wh...
#include <algorithm> #include <cmath> #include <iostream> #include <string> #include <vector> using namespace std; typedef long long ll; typedef pair<int, int> P; int power(int a) { if (a == 0) return 1; else return 10 * power(a - 1); } int main() { int N; cin >> N; int tmp = N; int dig = 0; wh...
[ "expression.operator.arithmetic.change", "assignment.value.change", "expression.operation.binary.change" ]
754,180
754,181
u797165415
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define REP(i, n) for (int i = 0; i < (int)(n); i++) #define REP2(i, a, b) for (int i = (a); i < (int)(b); i++) typedef vector<int> VI; typedef vector<VI> VVI; typedef vector<string> VS; typedef long long ll; #define ALL(V) V.begin(), V.end() template <class T, class U> boo...
#include <bits/stdc++.h> using namespace std; #define REP(i, n) for (int i = 0; i < (int)(n); i++) #define REP2(i, a, b) for (int i = (a); i < (int)(b); i++) typedef vector<int> VI; typedef vector<VI> VVI; typedef vector<string> VS; typedef long long ll; #define ALL(V) V.begin(), V.end() template <class T, class U> boo...
[ "literal.number.change", "function.return_value.change", "expression.operation.binary.change" ]
754,182
754,183
u132687480
cpp
p02952
#include <algorithm> #include <cstring> #include <deque> #include <iomanip> #include <iostream> #include <list> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <utility> #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) #define reps(i, n) for (int i = 1; i <= ...
#include <algorithm> #include <cstring> #include <deque> #include <iomanip> #include <iostream> #include <list> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <utility> #include <vector> #define rep(i, n) for (int i = 0; i < (n); i++) #define reps(i, n) for (int i = 1; i <= ...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change", "literal.number.change", "call.arguments.change" ]
754,191
754,192
u623468376
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 0; i < n; i++) { if (std::to_string(i).size() % 2 == 1) { ans++; } } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; for (int i = 1; i <= n; i++) { if (std::to_string(i).size() % 2 == 1) { ans++; } } cout << ans << endl; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
754,201
754,202
u249218227
cpp
p02952
#define _USE_MATH_DEFINES #include <algorithm> #include <bitset> #include <cassert> #include <climits> #include <cmath> #include <cstdio> #include <cstring> #include <fstream> #include <functional> #include <iomanip> #include <iostream> #include <list> #include <map> #include <numeric> #include <queue> #include <random...
#define _USE_MATH_DEFINES #include <algorithm> #include <bitset> #include <cassert> #include <climits> #include <cmath> #include <cstdio> #include <cstring> #include <fstream> #include <functional> #include <iomanip> #include <iostream> #include <list> #include <map> #include <numeric> #include <queue> #include <random...
[ "expression.operator.compare.change", "control_flow.loop.condition.change" ]
754,217
754,218
u811004127
cpp
p02952
#include <algorithm> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <vector> using namespace std; // ascending order #define vsort(v) sort(v.begin(), v.end()) // descending order #de...
#include <algorithm> #include <cmath> #include <cstdio> #include <cstdlib> #include <cstring> #include <iostream> #include <map> #include <queue> #include <set> #include <stack> #include <string> #include <vector> using namespace std; // ascending order #define vsort(v) sort(v.begin(), v.end()) // descending order #de...
[ "call.remove", "call.arguments.change" ]
754,219
754,220
u355254193
cpp
p02952
#include <cstdio> #include <cstring> #include <iostream> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 1; i < n; i++) { if (to_string(i).size() % 2 == 1) cnt++; } cout << cnt << endl; return 0; }
#include <cstdio> #include <cstring> #include <iostream> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 1; i <= n; i++) { if (to_string(i).size() % 2 == 1) cnt++; } cout << cnt << endl; return 0; }
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,228
754,229
u094619686
cpp
p02952
#include <cstdio> #include <cstring> #include <iostream> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 0; i < n; i++) { if (to_string(i).size() % 2 == 1) cnt++; } cout << cnt << endl; return 0; }
#include <cstdio> #include <cstring> #include <iostream> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 1; i <= n; i++) { if (to_string(i).size() % 2 == 1) cnt++; } cout << cnt << endl; return 0; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
754,230
754,229
u094619686
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int ans; for (int i = 1; i < N + 1; i++) { if ((to_string(i).size() % 2 == 1)) ans++; } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int ans = 0; for (int i = 1; i < N + 1; i++) { if ((to_string(i)).size() % 2 == 1) ans++; } cout << ans << endl; }
[ "variable_declaration.value.change", "control_flow.branch.if.condition.change" ]
754,232
754,233
u297195722
cpp
p02952
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) using namespace std; int main() { int n; cin >> n; int ans = 0; rep(i, n) { if (to_string(i).size() % 2 == 1) ans++; } cout << ans << endl; }
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) using namespace std; int main() { int n; cin >> n; int ans = 0; rep(i, n) { if (to_string(i + 1).size() % 2 == 1) ans++; } cout << ans << endl; }
[ "control_flow.branch.if.condition.change" ]
754,241
754,242
u924451152
cpp
p02952
#include <bits/stdc++.h> using namespace std; using vi = vector<int>; // intの1次元の型に vi という別名をつける using vvi = vector<vi>; // intの2次元の型に vvi という別名をつける typedef pair<int, int> pii; // pair<int, int> に pii という別名を付ける int main() { int N, count = 0; cin >> N; if (N > 10000) { count += min(90000, N - 10000 + 1); } ...
#include <bits/stdc++.h> using namespace std; using vi = vector<int>; // intの1次元の型に vi という別名をつける using vvi = vector<vi>; // intの2次元の型に vvi という別名をつける typedef pair<int, int> pii; // pair<int, int> に pii という別名を付ける int main() { int N, count = 0; cin >> N; if (N >= 10000) { count += min(90000, N - 10000 + 1); }...
[ "expression.operator.compare.change", "control_flow.branch.if.condition.change" ]
754,243
754,244
u275212209
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int result = 0; for (int i = 1; i <= n; i++) { if (i < 10) result++; if (99 < i && i < 1000) result++; if (9999 < i) result++; } cout << result << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int result = 0; for (int i = 1; i <= n; i++) { if (i < 10) result++; if (99 < i && i < 1000) result++; if (9999 < i && i < 100000) result++; } cout << result << endl; return 0; }
[ "control_flow.branch.if.condition.change", "control_flow.loop.for.condition.change" ]
754,250
754,251
u334553376
cpp
p02952
#include <algorithm> #include <cstdlib> #include <iostream> #include <queue> #include <string> #include <utility> #include <vector> using namespace std; int main() { long long int n; cin >> n; long long int count = 0; while (n > 0) { if (n >= 1 && n <= 9 || n >= 100 && n <= 999 || n >= 10000 && n <= 9999) {...
#include <algorithm> #include <cstdlib> #include <iostream> #include <queue> #include <string> #include <utility> #include <vector> using namespace std; int main() { long long int n; cin >> n; long long int count = 0; while (n > 0) { if (n >= 1 && n <= 9 || n >= 100 && n <= 999 || n >= 10000 && n <= 99999) ...
[ "literal.number.change", "control_flow.branch.if.condition.change" ]
754,257
754,258
u553461888
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int NT = N; int pom = 1; long long suma = 0; bool czy = true; while (N /= 10) { pom *= 10; if (czy) { suma += pom - pom / 10; } czy = !czy; } if (czy) suma += NT % pom + 1; cout << suma; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int NT = N; int pom = 1; long long suma = 0; bool czy = true; while (N /= 10) { pom *= 10; if (czy) { suma += pom - pom / 10; } czy = !czy; } if (czy) suma += NT - pom + 1; cout << suma; }
[ "expression.operator.arithmetic.change", "assignment.value.change", "expression.operation.binary.change" ]
754,263
754,264
u898595510
cpp
p02952
#include <bits/stdc++.h> #include <string> using namespace std; int main() { int count = 0; int N; cin >> N; for (int i = 1; i < N; i++) { if ((int(log10(i)) + 1) % 2) { count++; } } cout << count; }
#include <bits/stdc++.h> #include <string> using namespace std; int main() { int count = 0; int N; cin >> N; for (int i = 1; i < N + 1; i++) { if ((int(log10(i)) + 1) % 2) { count++; } } cout << count; }
[ "control_flow.loop.for.condition.change", "misc.off_by_one" ]
754,269
754,270
u573537453
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 1; i <= n; i++) if (to_string(i).size() % 2 == 0) cnt++; cout << cnt << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 1; i <= n; i++) if (to_string(i).size() % 2 == 1) cnt++; cout << cnt << endl; }
[ "literal.number.change", "control_flow.branch.if.condition.change" ]
754,276
754,277
u071019032
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int ans = 0; for (int i = 0; i < N; i++) { string s = to_string(i); if (s.size() % 2 == 1) { ans++; } } cout << ans << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int ans = 0; for (int i = 1; i <= N; i++) { string s = to_string(i); if (s.size() % 2 == 1) { ans++; } } cout << ans << endl; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
754,282
754,283
u584139221
cpp
p02952
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) using namespace std; int main() { int n; cin >> n; int ans; if (n < 10) { ans = n; } else if (n < 100) { ans = 9; } else if (n < 1000) { ans = n - 99 + 9; } else if (n < 10000) { ans = 909; } else if (n < 100000) {...
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); ++i) using namespace std; int main() { int n; cin >> n; int ans; if (n < 10) { ans = n; } else if (n < 100) { ans = 9; } else if (n < 1000) { ans = n - 99 + 9; } else if (n < 10000) { ans = 909; } else if (n < 100000) {...
[ "literal.number.change", "assignment.value.change", "expression.operation.binary.change" ]
754,288
754,289
u741134767
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int count = 0; for (int s = 0; pow(10, s) < N; ++s) { if (s % 2 == 0 && pow(10, s + 1) <= N) { count = count + (pow(10, s + 1) - pow(10, s)); } else if (s % 2 == 0) { count = count + (N - pow(10, s) + 1); } }...
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int count = 0; for (int s = 0; pow(10, s) <= N; ++s) { if (s % 2 == 0 && pow(10, s + 1) <= N) { count = count + (pow(10, s + 1) - pow(10, s)); } else if (s % 2 == 0) { count = count + (N - pow(10, s) + 1); } ...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,296
754,297
u304862095
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N, i, cnt = 0; cin >> N; for (i = 1; i <= N; i++) { if (1 <= i <= 9 || 100 <= i <= 999 || 10000 <= i <= 99999) cnt++; } cout << cnt << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N, i, cnt = 0; cin >> N; for (i = 1; i <= N; i++) { if (1 <= i && i <= 9 || 100 <= i && i <= 999 || 10000 <= i && i <= 99999) cnt++; } cout << cnt << endl; }
[ "control_flow.branch.if.condition.change", "control_flow.loop.for.condition.change" ]
754,298
754,299
u089241640
cpp
p02952
#include <iostream> using namespace std; int main() { int n, u; cin >> n; int c = n, n_d = 0; while (c > 0) { n_d++; c = c / 10; } int sum = 0, k = 1; for (int i = 1; i <= n_d - 1; i++) { if (i % 2 == 1) { sum = sum + (9 * k); } k = k * 10; } if (n_d % 2 == 1) { for (int ...
#include <iostream> using namespace std; int main() { int n, u = 1; cin >> n; int c = n, n_d = 0; while (c > 0) { n_d++; c = c / 10; } int sum = 0, k = 1; for (int i = 1; i <= n_d - 1; i++) { if (i % 2 == 1) { sum = sum + (9 * k); } k = k * 10; } if (n_d % 2 == 1) { for (...
[ "variable_declaration.value.change", "control_flow.branch.if.condition.change", "control_flow.loop.for.condition.change", "misc.off_by_one" ]
754,310
754,311
u476054945
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int i, j, cnt; int n; cin >> n; if (9 >= n) cout << n; else if (99 >= n) cout << 9; else if (999 >= n) cout << n - 90; else if (9999 >= n) cout << 909; else if (99999 >= n) cout << n - 9090; }
#include <bits/stdc++.h> using namespace std; int main() { int i, j, cnt; int n; cin >> n; if (9 >= n) cout << n; else if (99 >= n) cout << 9; else if (999 >= n) cout << n - 90; else if (9999 >= n) cout << 909; else if (99999 >= n) cout << n - 9090; else cout << 90909; }
[ "control_flow.branch.else_if.replace.remove", "control_flow.branch.if.replace.add" ]
754,314
754,315
u952130512
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int a, ans; cin >> a; if (a < 10) { ans = a; } else if (a >= 10 && a < 100) { ans = 9; } else if (a >= 100 && a < 1000) { ans = a - 90; } else if (a >= 1000 && a < 10000) { ans = 909; } else if (a >= 10000 && a < 100000) { ans...
#include <bits/stdc++.h> using namespace std; int main() { int a, ans; cin >> a; if (a < 10) { ans = a; } else if (a >= 10 && a < 100) { ans = 9; } else if (a >= 100 && a < 1000) { ans = a - 90; } else if (a >= 1000 && a < 10000) { ans = 909; } else if (a >= 10000 && a < 100000) { ans...
[ "literal.number.change", "assignment.value.change" ]
754,316
754,317
u431125128
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int a, ans; cin >> a; if (a < 10) { ans = a; } else if (a >= 10 && a < 100) { ans = 9; } else if (a >= 100 && a < 1000) { ans = a - 90; } else if (a >= 1000 && a < 10000) { ans = 909; } else if (a >= 10000 && a < 100000) { ans...
#include <bits/stdc++.h> using namespace std; int main() { int a, ans; cin >> a; if (a < 10) { ans = a; } else if (a >= 10 && a < 100) { ans = 9; } else if (a >= 100 && a < 1000) { ans = a - 90; } else if (a >= 1000 && a < 10000) { ans = 909; } else if (a >= 10000 && a < 100000) { ans...
[ "literal.number.change", "assignment.value.change", "expression.operation.binary.change" ]
754,318
754,317
u431125128
cpp
p02952
#include <bits/stdc++.h> using namespace std; int n, c; int main() { cin >> n; for (int i = 1; i <= n; i++) { if (to_string(i).length() % 2 == 1) { c++; } } cout << n; }
#include <bits/stdc++.h> using namespace std; int n, c; int main() { cin >> n; for (int i = 1; i <= n; i++) { if (to_string(i).length() % 2 == 1) { c++; } } cout << c; }
[ "identifier.change", "io.output.change" ]
754,319
754,320
u397732894
cpp
p02952
/* Author: Arham_doshi @quote "Code like there's no tommorow!" *************************************** UNAUTHORISED COPYING OF CODE PROHIBITED ********************************** */ #include <bits/stdc++.h> #define int long long #define double long double #define pb push_back #define pf push_front #define pii pair...
/* Author: Arham_doshi @quote "Code like there's no tommorow!" *************************************** UNAUTHORISED COPYING OF CODE PROHIBITED ********************************** */ #include <bits/stdc++.h> #define int long long #define double long double #define pb push_back #define pf push_front #define pii pair...
[ "expression.operation.binary.add" ]
754,321
754,322
u488763956
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; if (n < 10) { cout << n << endl; } else if (n < 100) { cout << 9 << endl; } else if (n < 1000) { cout << 9 + n - 90 << endl; } else if (n < 10000) { cout << 909 << endl; } else if (n < 100000) { cout << 909 + ...
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; if (n < 10) { cout << n << endl; } else if (n < 100) { cout << 9 << endl; } else if (n < 1000) { cout << 9 + n - 99 << endl; } else if (n < 10000) { cout << 909 << endl; } else if (n < 100000) { cout << 909 + ...
[ "literal.number.change", "io.output.change" ]
754,341
754,342
u974931918
cpp
p02952
#include <bits/stdc++.h> using namespace std; using ll = long long; using vi = vector<int>; using vvi = vector<vi>; using vd = vector<double>; using vc = vector<char>; #define REP(i, x, n) for (int i = x; i < n; i++) #define rep(i, n) REP(i, 0, n) #define all(x) x.begin(), x.end() int main() { int n, ans = 0; cin ...
#include <bits/stdc++.h> using namespace std; using ll = long long; using vi = vector<int>; using vvi = vector<vi>; using vd = vector<double>; using vc = vector<char>; #define REP(i, x, n) for (int i = x; i < n; i++) #define rep(i, n) REP(i, 0, n) #define all(x) x.begin(), x.end() int main() { int n, ans = 0; cin ...
[ "call.arguments.add" ]
754,367
754,368
u688825490
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int number = 0; for (int i = 1; i < N + 1; i++) { int count = 0; int number = i; while (number != 0) { number /= 10; count++; } if (count % 2 == 1) { number++; } } cout << number << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; int number = 0; for (int i = 1; i < N + 1; i++) { int count = 0; int a = i; while (a != 0) { a /= 10; count++; } if (count % 2 == 1) { number++; } } cout << number << endl; }
[ "variable_declaration.name.change", "identifier.change", "control_flow.loop.condition.change", "assignment.variable.change" ]
754,375
754,376
u025287757
cpp
p02952
#include <iostream> #include <string> using namespace std; int main() { int ans = 0; int N; cin >> N; for (int i = 0; i <= N; ++i) { if (to_string(i).size() % 2) ++ans; } cout << ans << endl; }
#include <iostream> #include <string> using namespace std; int main() { int ans = 0; int N; cin >> N; for (int i = 1; i <= N; ++i) { if (to_string(i).size() % 2) ++ans; } cout << ans << endl; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one" ]
754,377
754,378
u318334550
cpp
p02952
#include <bits/stdc++.h> #include <math.h> using namespace std; int main() { int N; cin >> N; int ans = 0; for (int i = 1; i < N + 1; i++) { if (1 <= i && i < 10) ans++; if (100 <= i && i < 1000) ans++; if (10000 <= i && i < 1000000) ans++; if (1000000 <= i && i < 100000000) ...
#include <bits/stdc++.h> #include <math.h> using namespace std; int main() { int N; cin >> N; int ans = 0; for (int i = 1; i < N + 1; i++) { if (1 <= i && i < 10) ans++; if (100 <= i && i < 1000) ans++; if (10000 <= i && i < 100000) ans++; if (1000000 <= i && i < 100000000) ...
[ "literal.number.change", "control_flow.branch.if.condition.change" ]
754,397
754,398
u393754572
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 9999 && i < 100000) s++; } cout << s << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 1; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a + 1) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 9999 && i < 100000) s++; } cout << s << endl; }
[ "preprocessor.define.value.change", "literal.integer.change" ]
754,410
754,411
u551813187
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 10000 && i < 100000) s++; } cout << s << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 1; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a + 1) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 9999 && i < 100000) s++; } cout << s << endl; }
[ "preprocessor.define.value.change", "literal.integer.change", "literal.number.change", "control_flow.branch.if.condition.change" ]
754,412
754,411
u551813187
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 1; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a + 1) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 1000 && i < 100000) s++; } cout << s << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 1; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a + 1) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 9999 && i < 100000) s++; } cout << s << endl; }
[ "literal.number.change", "control_flow.branch.if.condition.change" ]
754,413
754,411
u551813187
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 0; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 1000 && i < 100000) s++; } cout << s << endl; }
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for (int i = 1; i < n; i++) int main() { int a, s; cin >> a; s = 0; rep(i, a + 1) { if (i < 10) s++; else if (i > 99 && i < 1000) s++; else if (i > 9999 && i < 100000) s++; } cout << s << endl; }
[ "preprocessor.define.value.change", "literal.integer.change", "literal.number.change", "control_flow.branch.if.condition.change" ]
754,414
754,411
u551813187
cpp
p02952
#include <bits/stdc++.h> using namespace std; const long long N = 1e5 + 5, M = 1e3 + 5, OO = 0x3f3f3f3f; typedef long long ll; int n; int main() { cin >> n; if (n <= 9) cout << n << endl; else if (n <= 100) cout << 9 << endl; else if (n <= 999) cout << n - 100 + 10; else if (n <= 10000) cout <...
#include <bits/stdc++.h> using namespace std; const long long N = 1e5 + 5, M = 1e3 + 5, OO = 0x3f3f3f3f; typedef long long ll; int n; int main() { cin >> n; if (n <= 9) cout << n << endl; else if (n < 100) cout << 9 << endl; else if (n <= 999) cout << n - 100 + 10; else if (n < 10000) cout << ...
[ "expression.operator.compare.change", "control_flow.branch.if.condition.change" ]
754,415
754,416
u563495615
cpp
p02952
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) #define repd(i, a, b) for (int i = (a); i < (b); i++) typedef long long ll; using namespace std; int main() { int n; cin >> n; int num = 0; repd(i, 1, n) { string s = to_string(i); if (s.size() % 2 != 0) num++; } cout <<...
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) #define repd(i, a, b) for (int i = (a); i < (b); i++) typedef long long ll; using namespace std; int main() { int n; cin >> n; int num = 0; repd(i, 1, n + 1) { string s = to_string(i); if (s.size() % 2 != 0) num++; } cou...
[ "expression.operation.binary.add" ]
754,417
754,418
u199846743
cpp
p02952
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) #define repd(i, a, b) for (int i = (a); i < (b); i++) typedef long long ll; using namespace std; int main() { int n; cin >> n; int num = 0; rep(i, n) { string s = to_string(i); if (s.size() % 2 != 0) num++; } cout << num...
#include <bits/stdc++.h> #define rep(i, n) for (int i = 0; i < (n); i++) #define repd(i, a, b) for (int i = (a); i < (b); i++) typedef long long ll; using namespace std; int main() { int n; cin >> n; int num = 0; repd(i, 1, n + 1) { string s = to_string(i); if (s.size() % 2 != 0) num++; } cou...
[ "call.arguments.add" ]
754,419
754,418
u199846743
cpp
p02952
#include <algorithm> #include <iostream> int main() { int n; int r = 0; std::cin >> n; int a = 1; while (a < n) { r += std::min(a * 10, n + 1) - a; a *= 100; } std::cout << r; return 0; }
#include <algorithm> #include <iostream> int main() { int n; int r = 0; std::cin >> n; int a = 1; while (a <= n) { r += std::min(a * 10, n + 1) - a; a *= 100; } std::cout << r; return 0; }
[ "expression.operator.compare.change", "control_flow.loop.condition.change" ]
754,423
754,424
u628544249
cpp
p02952
#include <bits/stdc++.h> #define all(x) (x).begin(), (x).end() using namespace std; typedef long long ll; bool kisu(int x) { return to_string(x).size() % 2 ? true : false; } int main() { int n, ans = 0; cin >> n; for (int i = 1; i < n; i++) { if (kisu(i)) ans++; } cout << ans << endl; return 0; ...
#include <bits/stdc++.h> #define all(x) (x).begin(), (x).end() using namespace std; typedef long long ll; bool kisu(int x) { return to_string(x).size() % 2 == 1 ? true : false; } int main() { int n, ans = 0; cin >> n; for (int i = 1; i <= n; i++) { if (kisu(i)) ans++; } cout << ans << endl; retu...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,425
754,426
u654240084
cpp
p02952
#include <algorithm> #include <cstdio> #include <iostream> using namespace std; int main(void) { int N; scanf("%d", &N); if (N < 10) { printf("%d\n", N); } else if (10 <= N && N < 100) { printf("%d\n", 9); } else if (100 <= N && N < 1000) { printf("%d\n", 9 + N - 99); } else if (1000 <= N && N ...
#include <algorithm> #include <cstdio> #include <iostream> using namespace std; int main(void) { int N; scanf("%d", &N); if (N < 10) { printf("%d\n", N); } else if (10 <= N && N < 100) { printf("%d\n", 9); } else if (100 <= N && N < 1000) { printf("%d\n", 9 + N - 99); } else if (1000 <= N && N ...
[ "literal.number.change", "call.arguments.change", "expression.operation.binary.change", "io.output.change" ]
754,441
754,442
u684448032
cpp
p02952
#include <bits/stdc++.h> using namespace std; #define MOD 1000000007 #define pi \ 3.1415926535897932384626433832795028841971693993751058209749445923078164062 #define ll long long #define pb push_back #define pf push_front #define mp make_pair #defin...
#include <bits/stdc++.h> using namespace std; #define MOD 1000000007 #define pi \ 3.1415926535897932384626433832795028841971693993751058209749445923078164062 #define ll long long #define pb push_back #define pf push_front #define mp make_pair #defin...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,450
754,451
u186089447
cpp
p02952
#include <cstdio> int main() { int N; scanf("%d", &N); int count = 0; int dec = 10; if (N < dec) count = N; else while (N >= dec) { count += dec * 0.9; if (N < dec * 100 && N > dec * 10) { count += N - dec * 10; break; } dec *= 100; } printf("%d", count...
#include <cstdio> int main() { int N; scanf("%d", &N); int count = 0; int dec = 10; if (N < dec) count = N; else while (N >= dec) { count += dec * 0.9; if (N < dec * 100 && N >= dec * 10) { count += N - dec * 10 + 1; break; } dec *= 100; } printf("%d", ...
[ "expression.operator.compare.change", "control_flow.branch.if.condition.change", "assignment.change" ]
754,454
754,455
u568501780
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int n, ans = 0; cin >> n; ans += (n, 9); if (n > 99) { ans += min(n - 99, 999 - 99); } if (n > 9999) { ans += min(n - 9999, 99999 - 9999); } cout << ans; return ...
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int n, ans = 0; cin >> n; ans += min(n, 9); if (n > 99) { ans += min(n - 99, 999 - 99); } if (n > 9999) { ans += min(n - 9999, 99999 - 9999); } cout << ans; retu...
[ "call.add" ]
754,458
754,459
u380762346
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); if (n < 10) printf("%d", n); else if (n < 100) printf("9"); else if (n < 1000) printf("%d", n - 90); else if (n < 10000) printf("909"); else if (n < 100000) printf("%d", n - 90909); else printf("90...
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); if (n < 10) printf("%d", n); else if (n < 100) printf("9"); else if (n < 1000) printf("%d", n - 90); else if (n < 10000) printf("909"); else if (n < 100000) printf("%d", n - 9090); else printf("90...
[ "literal.number.change", "call.arguments.change", "expression.operation.binary.change", "io.output.change", "literal.string.change" ]
754,472
754,471
u735447709
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 0; i < n; i++) { int cp = i, digit = 0; while (cp) { digit++; cp /= 10; } if (digit % 2) cnt++; } cout << cnt << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int cnt = 0; for (int i = 1; i <= n; i++) { int cp = i, digit = 0; while (cp) { digit++; cp /= 10; } if (digit % 2) cnt++; } cout << cnt << endl; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
754,473
754,474
u288432959
cpp
p02952
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #includ...
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #includ...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,475
754,476
u288432959
cpp
p02952
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #includ...
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #includ...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change", "expression.operator.arithmetic.change", "assignment.value.change" ]
754,477
754,476
u288432959
cpp
p02952
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #includ...
#ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif #include <cctype> #include <cerrno> #include <cfloat> #include <ciso646> #include <climits> #include <clocale> #include <cmath> #include <csetjmp> #include <csignal> #include <cstdarg> #include <cstddef> #include <cstdio> #include <cstdlib> #include <cstring> #includ...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,478
754,476
u288432959
cpp
p02952
#include <algorithm> #include <array> #include <cmath> #include <iomanip> #include <iostream> #include <numeric> #include <string> #include <vector> using namespace std; int main(int argc, char **argv) { int n; cin >> n; if (n < 10) { cout << n << endl; } else if (n < 100) { cout << 9 << endl; } el...
#include <algorithm> #include <array> #include <cmath> #include <iomanip> #include <iostream> #include <numeric> #include <string> #include <vector> using namespace std; int main(int argc, char **argv) { int n; cin >> n; if (n < 10) { cout << n << endl; } else if (n < 100) { cout << 9 << endl; } el...
[ "expression.operator.arithmetic.change", "io.output.change" ]
754,487
754,488
u229008310
cpp
p02952
#include "bits/stdc++.h" using namespace std; int main() { int n; cin >> n; int l = to_string(n).size(); int ans = 0; switch (l) { case 1: ans = n; break; case 2: ans = 9; break; case 3: ans = 9 + n % 100 + 1; break; case 4: ans = 909; break; case 5: ans = 909 + ...
#include "bits/stdc++.h" using namespace std; int main() { int n; cin >> n; int l = to_string(n).size(); int ans = 0; switch (l) { case 1: ans = n; break; case 2: ans = 9; break; case 3: ans = 9 + n - 100 + 1; break; case 4: ans = 909; break; case 5: ans = 909 + ...
[ "expression.operator.arithmetic.change", "assignment.value.change", "expression.operation.binary.change" ]
754,492
754,493
u709142358
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; int high, low; for (int i = 0; i < 5; i += 2) { high = pow(10, i + 1); low = pow(10, i); if (high <= n) ans += 9 * low; else if (low < n) { ans += n - low + 1; break; } else b...
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ans = 0; int high, low; for (int i = 0; i < 5; i += 2) { high = pow(10, i + 1); low = pow(10, i); if (high <= n) ans += 9 * low; else if (low <= n) { ans += n - low + 1; break; } else ...
[ "expression.operator.compare.change", "control_flow.branch.if.condition.change" ]
754,498
754,499
u661308718
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; if (N < 10) { cout << N << endl; } if (N >= 10 && N < 100) { cout << "9" << endl; } if (N >= 100 && N < 1000) { cout << N - 90 << endl; } if (N >= 1000 && N < 10000) { cout << "909" << endl; } if (N >= 100...
#include <bits/stdc++.h> using namespace std; int main() { int N; cin >> N; if (N < 10) { cout << N << endl; } if (N >= 10 && N < 100) { cout << "9" << endl; } if (N >= 100 && N < 1000) { cout << N - 90 << endl; } if (N >= 1000 && N < 10000) { cout << "909" << endl; } if (N >= 100...
[ "control_flow.branch.if.condition.change" ]
754,503
754,505
u387371565
cpp
p02952
#include <bits/stdc++.h> using namespace std; int main() { int n, count; cin >> n; count = 0; for (int i = 0; i <= n; i++) { if (to_string(i).size() % 2 == 1) { count++; } } cout << count << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n, count; cin >> n; count = 0; for (int i = 1; i <= n; i++) { if (to_string(i).size() % 2 == 1) { count++; } } cout << count << endl; }
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one" ]
754,512
754,513
u770009793
cpp
p02952
#include <algorithm> #include <cmath> #include <cstring> #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <queue> #include <stack> #include <stdlib.h> #include <string> #include <vector> using namespace std; typedef long long ll; ll mod = 1000000007; typedef pair<int, int> P; int main()...
#include <algorithm> #include <cmath> #include <cstring> #include <iomanip> #include <iostream> #include <map> #include <math.h> #include <queue> #include <stack> #include <stdlib.h> #include <string> #include <vector> using namespace std; typedef long long ll; ll mod = 1000000007; typedef pair<int, int> P; int main()...
[ "literal.number.change", "variable_declaration.value.change", "control_flow.loop.for.initializer.change", "expression.off_by_one", "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.operation.binary.change" ]
754,516
754,517
u227379863
cpp
p02952
#include <algorithm> #include <bitset> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <stack> #include <string.h> #include <string> #include <vector> using namespace std; // #define for(i,a,b) for (int i=(a);i<(b);++i) typedef long long ll; typedef pair<ll, ll> P; #defin...
#include <algorithm> #include <bitset> #include <iostream> #include <map> #include <math.h> #include <queue> #include <set> #include <stack> #include <string.h> #include <string> #include <vector> using namespace std; // #define for(i,a,b) for (int i=(a);i<(b);++i) typedef long long ll; typedef pair<ll, ll> P; #defin...
[ "control_flow.branch.if.condition.change" ]
754,532
754,533
u757738907
cpp
p02952
#include <iostream> #include <string> using namespace std; int main() { int N; cin >> N; int counter = 0; for (int i = 1; i < N; ++i) { if (to_string(i).size() % 2 == 1) counter++; } cout << counter << endl; }
#include <iostream> #include <string> using namespace std; int main() { int N; cin >> N; int counter = 0; for (int i = 1; i <= N; ++i) { if (to_string(i).size() % 2 == 1) counter++; } cout << counter << endl; }
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,538
754,539
u419501474
cpp
p02952
#include <stdio.h> int main(void) { int n; int ans = 0; int a = 10; scanf("%d", &n); for (int i = 1; i <= n; i++) { if (i < a) { ans++; } if (i == a * 10) { ans++; a *= 100; } printf("%d", ans); } return 0; }
#include <stdio.h> int main(void) { int n; int ans = 0; int a = 10; scanf("%d", &n); for (int i = 1; i <= n; i++) { if (i < a) { ans++; } if (i == a * 10) { ans++; a *= 100; } } printf("%d", ans); return 0; }
[]
754,540
754,541
u195269284
cpp
p02952
#include <bits/stdc++.h> using namespace std; typedef long long ll; const long long mod = 1e9 + 7; ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } int main() { int n; cin >> n; ll ans = 0; for (int i = 1; i < n; i++) { string s = to_string(i); i...
#include <bits/stdc++.h> using namespace std; typedef long long ll; const long long mod = 1e9 + 7; ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } int main() { int n; cin >> n; ll ans = 0; for (int i = 1; i <= n; i++) { string s = to_string(i); ...
[ "expression.operator.compare.change", "control_flow.loop.for.condition.change", "expression.off_by_one", "expression.operation.binary.change" ]
754,548
754,549
u291178324
cpp