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p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long INF = 1107110711071107; long long N, m; vector<pair<long long, long long> > d; long long dp[501][501][1001]; long long dfs(long long pre, long long now, long long n) { if (n == m) { return (now - pre + (N + 1) - pre); } long long ret = dfs(pre, d[n...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int dx[8] = {1, 0, 0, -1, 1, 1, -1, -1}; int dy[8] = {0, -1, 1, 0, -1, 1, -1, 1}; long long gcd(long long a, long long b) { if (b == 0) return a; else return gcd(b, a % b); } bool isprime[1000000 + 5]; void init_prime() { fill(isprime, isprime + 1000000 + 5, t...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n, d, flg[1002] = {}; cin >> n >> d; for (int i = 0; i < d; i++) { int a, b; cin >> a >> b; flg[a] = max(flg[a], b); } int sta = 0, sum = 0, L, R; for (int i = 0; i <= n; i++) if (flg[i] != 0 && sta == 1) R = max(R, flg[i])...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include<bits/stdc++.h> using namespace std; int main(int argc, char *argv[]){ int n, m; cin >> n >> m; int c[m], d[m]; int road[n + 1] = {0}; for (int i = 0; i < m; i++) { cin >> c[i] >> d[i]; for (int j = c[i]; j < d[i]; j++) { road[j] = 1; } } int ans = 0; for (int i = 0; i <= n; i...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
java
public class Main{ public void run(java.io.InputStream in, java.io.PrintStream out){ java.util.Scanner sc = new java.util.Scanner(in); /*answer*/ int n, m; int[] c, d; int i, j, k, tmp, ans; n = sc.nextInt(); m = sc.nextInt(); c = new int[m]; d = new int[m]; ans = 0; for(i = ...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> const int INF = 1e9; const double EPS = 1e-8; const double PI = 3.14159; int dx[4] = {0, 1, 0, -1}, dy[4] = {-1, 0, 1, 0}; using namespace std; int main() { int N, m; cin >> N >> m; vector<pair<int, int> > list(m), tmp; for (int i = 0; i < (int)(m); i++) cin >> list[i].second >> list[i]...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using ll = long long; using VI = vector<ll>; using VVI = vector<VI>; using PII = pair<ll, ll>; const ll LLINF = (1LL << 60); const ll INF = (1LL << 30); const ll MOD = 1000000007; template <typename T> T &chmin(T &a, const T &b) { return a = min(a, b); } template <typenam...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
java
import java.io.*; import java.util.*; public class Q3 { FastScanner in = new FastScanner(System.in); PrintWriter out = new PrintWriter(System.out); public void run() { int n = in.nextInt(), m = in.nextInt(); int[] array = new int[n+1]; for (int i = 0; i < m; i++) { int c = in.nextInt(), d = in.nextInt...
p00926 Shopping
Example Input 10 3 3 7 8 9 2 5 Output 23
{ "input": [ "10 3\n3 7\n8 9\n2 5" ], "output": [ "23" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int st[1024]; int main() { int N, m; cin >> N >> m; for (int(i) = (0); ((i)) < ((m)); ++(i)) { int c, d; cin >> c >> d; st[c]++; st[d]--; } for (int(i) = (0); ((i)) < ((N)); ++(i)) st[i + 1] += st[i]; int res = 0; for (int(i) = (0); ((i)) < ((N...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> #include<vector> #include<string> #include<algorithm> #include<map> #include<set> #include<utility> #include<cmath> #include<cstring> #include<queue> #include<cstdio> #define loop(i,a,b) for(int i=a;i<b;i++) #define rep(i,a) loop(i,0,a) #define pb push_back #define mp make_pair #define all(in) in.be...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
n, m = map(int, input().split()) a =list(map(int, input().split())) t = max(a[0] - 1, n - a[-1]) for i in range(1, m):t = max(t, (a[i] - a[i - 1]) // 2) print(t)
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int N, M; cin >> N >> M; long long int ans = LLONG_MIN / 6; long long int now; cin >> ans; now = ans; ans--; for( size_t i = 1; i < M; i++ ) { long long int a; cin >> a; ans = max( (a - now) / 2, ans ); now = a; } ans = max( N - now, ans ); ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<bits/stdc++.h> using namespace std; const int INF = 1 << 28; int N, M, B[100000]; int dp[100000][4]; int rec(int idx, int dir) { if(idx < 0 || idx >= N) return(INF); if(~dp[idx][dir + 1]) return(dp[idx][dir + 1]); if(B[idx]) return(0); return(dp[idx][dir + 1] = rec(idx + dir, dir) + 1); } int main...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; #define _MACRO(_1, _2, _3, NAME, ...) NAME #define _repl(i,a,b) for(int i=(int)(a);i<(int)(b);i++) #define _rep(i,n) _repl(i,0,n) #define rep(...) _MACRO(__VA_ARGS__, _repl, _rep)(__VA_ARGS__) #define mp make_pair #define pb push_back #define all(x) begin(x),end(x) #define ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> using namespace std; int main() { int n, m; int a, last_a; int max_diff = 0; int diff; cin >> n >> m; cin >> a; last_a = a; max_diff = a -1; for (int i = 1; i < m; i++) { cin >> a; diff = a - last_a - 1; !(diff % 2) ? diff /= 2 : diff = diff / 2 + 1; if (diff >...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<bits/stdc++.h> #define rep(i,n) for(int i=0;i<(int)n;i++) #define all(c) (c).begin(),(c).end() #define mp make_pair #define pb push_back #define each(i,c) for(__typeof((c).begin()) i=(c).begin();i!=(c).end();i++) #define dbg(x) cerr<<__LINE__<<": "<<#x<<" = "<<(x)<<endl using namespace std; typedef long lon...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <vector> using namespace std; int main(){ int n,m; cin >> n >> m; if(m == 1){ int a; cin >> a; cout << max(a-1,n-a) << endl; return 0; } vector<int> a(m); for(int i = 0; i < m; i++){ cin >> a[i]; } int ans = 0; for...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
n, m = map(int, input().split()) li = list(map(int, input().split())) print(max(li[0]-1, n-li[-1], *[(li[i]-li[i-1])//2 for i in range(1,m)]))
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> #include<algorithm> using namespace std; int main(){ int n, m, a[100000], ans=0; cin>>n>>m; for(int i=0;i<m;i++) cin>>a[i]; for(int i=1;i<m;i++) ans=max(ans, (a[i]-a[i-1])/2); ans=max(ans, a[0]-1); ans=max(ans, n-a[m-1]); cout<<ans<<endl; return 0; }
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#define _USE_MATH_DEFINES #include <iostream> #include <fstream> #include<vector> #include<algorithm> using namespace std; struct init{ init(){ cin.tie(0); ios::sync_with_stdio(false); } }________init; int main() { #ifdef INPUT_FROM_FILE ifstream cin("sample.in"); ofstream cout("sample.out"); #endif int n, m; ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <algorithm> #include <cmath> #include <vector> #include <complex> #include <queue> #include <deque> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <iomanip> #include <assert.h> #include <array> #include <cstdio> #include <cstring> #include <random> ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.NoSuchElementException; public class Main{ int N,M; int[] a; public void solve() { N = nextInt(); M = nextInt(); a = new int[M]; for(int i = 0;i < M;i++)a[i] = nextInt(); int ans = 0; for(int i = 0;i <= ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <vector> #include <algorithm> using namespace std; int main(){ int n,m; cin >> n >> m; vector<int> a(m); cin >> a[0]; int ma=0; for(int i=1;i<m;i++){ cin >> a[i]; int tmp = (a[i]-a[i-1])/2; ma = max(ma,tmp); } //cout << ma << endl; ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n,m; cin >> n >> m; int d[n],d2[n],ans=0; fill(d,d+n,1<<29); fill(d2,d2+n,1<<29); for(int i=0,x; i<m; i++) { cin >> x; d[x-1]=d2[x-1]=0; } for(int i=1; i<n; i++) d[i]=min(d[i],d[i-1]+1); for(int i=n-2; i>=0; i--) d2[i]=min(d2[i],d...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
/* * a.cc: */ #include<cstdio> #include<cstdlib> #include<cstring> #include<cmath> #include<iostream> #include<string> #include<vector> #include<map> #include<set> #include<stack> #include<list> #include<queue> #include<deque> #include<algorithm> #include<numeric> #include<utility> #include<complex> #include<functi...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int t[100000]; int main(){ int n,m; cin>>n>>m; vector<int> a(m); for(int i=0;i<n;i++) t[i]=1e9; queue<int> q; for(int i=0;i<m;i++){ cin>>a[i]; a[i]--; t[a[i]]=0; q.push(a[i]); } while(!q.empty()){ int cur=q.front(); q.pop(); if(cur+1<n){ if(t[cur+1]>t[cu...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <vector> #include <string> #include <sstream> #include <algorithm> #include <map> #include <set> #include <cstdio> #include <cmath> #include <cstring> #include <stack> #include <queue> #include <utility> #define rep(i,l,n) for(lint i=l;i<n;i++) #define rer(i,l,n) for(lint i=l;i<=n;i++) #def...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#define _USE_MATH_DEFINES #include<stdio.h> #include<stdlib.h> #include<algorithm> #include<vector> #include<string> #include<queue> #include<iostream> #include<fstream> #include<iomanip> using namespace std; int n, m; int data[100000]; int main(){ scanf("%d%d", &n, &m); for (int i = 0; i < m; ++i){ scanf("%d",...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; #define int long long #define pb push_back #define mp make_pair #define fr first #define sc second #define Rep(i, n) for( int i = 0; i < (n); i++ ) #define Rrep(i, a, n) for( int i = (a); i < (n); i++ ) #define All(v) v.begin(), v.end() typedef pair<int, int> Pii; typedef...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <queue> #define REP(i,a,b) for(int i=a;i<(int)b;i++) #define rep(i,n) REP(i,0,n) using namespace std; int main() { int n; cin >> n; int m; cin >> m; vector<int> a; rep(i, m) { int x; cin >> x; x--; a.push_back(x); } int ans = 0; REP(i, 0, (int)a.size()-1) { ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<bits/stdc++.h> #define rep(i,n) for(int i=0;i<n;++i) #define FOR(i,a,b) for(int i=a;i<=b;++i) #define LL long long #define Fi first #define Se second using namespace std; static const LL INF = 1LL<<61LL; typedef pair<int,int> PII; int N,M; int A[100010]; int temp=1; int ans; int main(){ cin>>N>>M; re...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> using namespace std; int main(){ int n,m,a[100000],r=0;; cin>>n>>m; for(int i=0;i<m;i++) cin>>a[i]; r=max(a[0]-1,n-a[m-1]); for(int i=1;i<m;i++) r=max(r,(a[i]-a[i-1])/2); cout<<r<<endl; return 0; }
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> #define rep(i,n) for(int i=0;i<(int)(n);i++) #define rep1(i,n) for(int i=1;i<=(int)(n);i++) #define all(c) c.begin(),c.end() #define pb push_back #define fs first #define sc second #define show(x) cout << #x << " = " << x << endl #define chmin(x,y) x=min(x,y) #define chmax(x,y) x=max(x,y) using...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
n,m = map(int,input().split()) a = list(map(int,input().split())) c = [a[0]-1, n-a[m-1]] for i in range(m-1): c.append((a[i+1]-a[i])//2) print(max(c))
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef vector<int> vi; typedef vector<ll> vl; typedef complex<double> P; typedef pair<int,int> pii; #define REP(i,n) for(ll i=0;i<n;++i) #define REPR(i,n) for(ll i=1;i<n;++i) #define FOR(i,a,b) for(ll i=a;i<b;++i) #define DEBUG(x) cout<<#x<<": "<<x...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <algorithm> #define rep(i,n) for(int i=0;i<(n);i++) using namespace std; int n,m; int a[200005]; int b[200005]; int main() { cin>>n>>m; rep(i,m) cin>>a[i]; rep(i,m) a[i]--; rep(i,200005) b[i]=1e8; rep(i,m) b[a[i]]=0; rep(i,n) if(i) { b[i]=min(b[i],b[i-1]+1)...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> #include<vector> #include<cassert> #include<string> #include<algorithm> #include<cstdio> #include<cstdlib> #include<cmath> #include<stack> #include<queue> #include<set> #include<map> #include<tuple> #include<numeric> using namespace std; typedef pair<int,int> pii; typedef long long ll; typedef ll in...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <cstdio> #include <iostream> #include <algorithm> #include <vector> #include <string> #define pb push_back #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 mins(x,y) x = min(x,y) #define maxs(x,y) x = max(x,y)...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
n, m = map(int, input().split()) lst = [100000 for _ in range(n)] a_lst = list(map(int, input().split())) for a in a_lst: lst[a - 1] = 0 for i in range(n - 1): lst[i + 1] = min(lst[i] + 1, lst[i + 1]) for i in range(n - 1, 0, -1): lst[i - 1] = min(lst[i - 1], lst[i] + 1) print(max(lst))
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
# AOJ 1574: Gossip # Python3 2018.7.13 bal4u n, m = map(int, input().split()) a = list(map(int, input().split())) pre = a[0]; d = 0 for x in a[1:]: d = max(d, x-pre) pre = x print(max(n-pre, max(d>>1, a[0]-1)))
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n,m;cin>>n>>m; int ans=0; int b; for(int i=0;i<m;i++){ int a;cin>>a; if(i==0)ans=max(ans,a-1); else ans=max(ans,(a-b)/2); b=a; } ans=max(ans,n-b); cout<<ans<<endl; return 0; }
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
#!/usr/bin/env python3 # -*- coding: utf-8 -*- def solve(n, received): not_relayed = received.copy() for t in range(n + 1): if len(received) >= n: return t new_not_relayed = set() for person in not_relayed: if person >= 1: if (person - 1) not in ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.io.PrintWriter; import java.util.Scanner; public class Main { public static void main(String[] args) throws Exception { PrintWriter pw=new PrintWriter(System.out); Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int m=sc.nextInt(); int[] L=new int[m]; for(int i=0;i<m;i++){ ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <algorithm> #define rep(i, n) for(int i = 0; i < (n); ++i) using namespace std; int n, m; int a[100000]; int main(){ cin >> n >> m; rep(i, m){ cin >> a[i]; } int ans = max(a[0] - 1, n - a[m - 1]); rep(i, m - 1){ ans = max((a[i + 1] - a[i]) / 2, ans); } cout << ans ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <cstdio> #include <algorithm> using namespace std; int main() { int n, m, t, prev = 1, curr, ans = 0; scanf("%d %d", &n, &m); scanf("%d", &curr); if (curr > 1) { ans = curr - 1; prev = curr; } for (int i = 1; i < m; i++) { scanf("%d", &curr); t = (curr...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
/* _/ _/ _/_/_/ _/ _/_/_/_/ _/_/ _/_/_/_/ _/_/ _/ _/_/ _/ _/ _/ _/ _/ _/ _/_/_/ _/ _/ _/ _/ _/ _/ _/ _/ _/ _/ _/_/ _/_/ _/_/ _/_/ _/_/ _/ */ #include<iostream> #include<algorithm> #include<cmath> #i...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.util.*; public class Main { public static void main (String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int m = sc.nextInt(); int max = 0; int prev = 0; for (int i = 0; i < m; i++) { int x = sc.nextInt(); max = Math.max((x - prev) / 2, max); p...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> using namespace std; int N,M; const int MAX_N = 100010; const int INF = 1 << 20; int A[MAX_N]; int Left[MAX_N]; int Right[MAX_N]; int main(){ cin >> N >> M; int result = 0; for (int i = 0; i < M; i++){ int x; cin >> x; x--; A[x]++; } int tmp = INF; for (int i = 0; i < ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> #include<algorithm> using namespace std; int main() { int n, m, i, in, def = 0, ans = 0, before = 0; cin >> n >> m; for(i = 0; i < m; i++) { cin >> in; if(i == 0 && in != 1) { def = in - 1; } else def = (in-before)/2 +0.5; ans = max(ans, def); before...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> using namespace std; int main() { int n, m, d; cin >> n >> m; bool a[n+2]; for( int i = 0; i < n + 2; i++ ) a[i] = 0; a[0] = a[n+1] = 1; int ma = 0; for( int i = 0; i < m; i++ ) { cin >> d; if( i == 0 ) ma = d - 1; if( i ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <cstdlib> #include <cmath> #include <climits> #include <cfloat> #include <map> #include <set> #include <iostream> #include <string> #include <vector> #include <algorithm> #include <sstream> #include <complex> #include <stack> #include <queue> #include <cstdio> #include <cstring> #include <iterator> #include <b...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include "bits/stdc++.h" using namespace std; int main() { int N, M; cin >> N >> M; vector<int>v; for (int i = 0; i < M; ++i) { int a; cin >> a; v.emplace_back(a); } int ans = 0; ans = max(ans, v[0] - 1); ans = max(ans, N - v.back()); for (int i = 0; i < M-1; ++i) { ans = max(ans, (v[i + 1] - v[i]) / 2);...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
java
import java.util.BitSet; import java.util.Scanner; public class Main { public static void main(String[] args){ Scanner in = new Scanner(System.in); int n = in.nextInt(); int m = in.nextInt(); // int[] a = new int[n]; BitSet bs = new BitSet(n); for(int i=0; i<m; i++){ // a[in.nextInt()] = 1; bs.set(in....
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <fstream> #include <iostream> #include <vector> #include <iomanip> #include <algorithm> using namespace std; #define ALL(c) (c).begin(), (c).end() #define REP(i,n) for(ll i=0; i < (n); ++i) using ll = long long; using vl = vector<ll>; int main(){ #ifdef _WIN32 ifstream cin("sample.in"); ofstream cout("sampl...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
# -*- coding: utf-8 -*- n, m = map(int, input().split()) a = list(map(int, input().split())) ma = a[0] - 1 for i in range(m-1): ma = max(ma, (a[i + 1] - a[i]) // 2) ma = max(ma, n - a[-1]) print(ma)
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int,int> P; int n,m; int a[100001]; int main(void){ scanf("%d%d",&n,&m); for(int i=0;i<m;i++){ scanf("%d",&a[i]); } int ans=max(a[0]-1,n-a[m-1]); for(int i=0;i<m-1;i++){ ans=max(ans,(a[i+1]-a[i])/2); } printf("%d\n",ans); ret...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
python3
n,m=map(int,input().split(" ")) a=list(map(int,input().split(" "))) print(max(a[0]-1,n-a[-1],*[(a[i+1]-a[i])//2 for i in range(m-1)]))
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <stdio.h> int main(void) { int m, n, i, j, be = 1, ans = 0, t; scanf("%d%d", &n, &m); for(i = 0; i < m; ++i) { scanf("%d", &t); if(!i) ans = t - 1; else if((t - be) / 2 > ans) ans = (t - be) / 2; be = t; } if(n - be > ans) ans = n - be; printf("%d\n", ans); return 0; }
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using ll = long long; #define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i)) #define all(x) (x).begin(),(x).end() #define pb push_back #define fi first #define se second #define dbg(x) cout<<#x" = "<<((x))<<endl template<class T,class U> ostream& operator<<(ostream& o, const pa...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> using namespace std; int main(){ int sum; while(cin >> sum){ int number, info[100005], ans; cin >> number; for(int i = 0; i < number; i++){ cin >> info[i]; } for(int i = 0; i < number + 1; i++){ if(!i){ ans = info[i] - 1; }else if(i == number){ ans = max(ans, sum ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
/* _ooOoo_ o8888888o 88" . "88 (| -_- |) O\ = /O ____/`---'\____ .' \\| |// `. / \\||| : |||// \ / _||||| -:- |||||- \ | | \\\ - /// | | ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> #include<algorithm> #include<cstdio> #include<cmath> #include<cctype> #include<math.h> #include<string> #include<string.h> #include<stack> #include<queue> #include<vector> #include<utility> #include<set> #include<map> #include<stdlib.h> #include<iomanip> using namespace std; #define ll long long #d...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <vector> int main() { int n, m; std::cin >> n >> m; std::vector<int> min_t(n, (1 << 29)); for (int i = 0; i < m; i++) { int a; std::cin >> a; min_t[a - 1] = 0; } for (int i = 1; i < n; i++) { min_t[i] = std::min(min_t[i], min_t[...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <algorithm> #include <string> #include <stack> #include <queue> #include <set> #include <map> #include <cstdio> #include <cmath> #define rep(i,a,b) for(int (i)=(a);i<(b);i++) #define INF 100000000 #define MAX_N 1000000 using namespace std; int main(){ int n,m,a=0,b=0; cin>>n>>m; ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <stdio.h> #include <cmath> #include <algorithm> #include <cfloat> #include <stack> #include <queue> #include <vector> #include <string> #include <iostream> #include <set> #include <map> typedef long long int ll; typedef unsigned long long int ull; #define BIG_NUM 2000000000 #define MOD 1000000007 #define EPS 0...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<bits/stdc++.h> using namespace std; #define int long long typedef long long ll; typedef pair<int,int>pint; typedef vector<int>vint; typedef vector<pint>vpint; #define pb push_back #define mp make_pair #define fi first #define se second #define all(v) (v).begin(),(v).end() #define rep(i,n) for(int i=0;i<(n);i...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include<iostream> #include<iomanip> #include<string> #include<cstdlib> #include<cmath> #include<algorithm> #include<vector> #include<iomanip> using namespace std; int main() { int n,m; cin >> n >> m; int count = 0; int input; int ex; for(int i=0; i<m; i++) { cin >> input; if(i == 0 && input-1 > count) c...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <iostream> #include <algorithm> using namespace std; int main() { int n ; int m; int a[100000]; int b; int ans = 0; cin >> n >> m; for (int i = 0; i < m; i++){ cin >> a[i]; } for (int i = 0; i < m + 1; i++){ if (i == 0){ b = a[i] - 1; } else if (i == m){ b = n - a[i - 1]; } else{ ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> typedef long long LL; #define SORT(c) sort((c).begin(),(c).end()) #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) using namespace std; int main(void) { int n,m; cin >> n >> m; vector<int> se; se.resize(m); REP(i,m) cin >> se[i]; int answer=0; answer=max(...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <string> #include <vector> #include <algorithm> #include <numeric> #include <set> #include <map> #include <queue> #include <iostream> #include <sstream> #include <cstdio> #include <cmath> #include <ctime> #include <cstring> #include <cctype> #include <cassert> #include <limits> #include <functional> #define re...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <climits> #include <iostream> #include <vector> #include <string> #include <sstream> #include <algorithm> #include <utility> #include <set> #include <map> #include <stack> #include <queue> #include <deque> #include <functional> using nam...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; set<int> ok; for(int i = 0; i < m; ++i) { int a; cin >> a; ok.emplace(a); } int ans = 0; for(int i = 1; i <= n; ++i) { auto it = ok.lower_bound(i); int mn = INT_MAX; if(it != ok.end()) { mn = min(mn, *it - i); ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n, m; cin >> n >> m; vector<int> A; A.push_back(1); int a; for(int i = 1; i <= m; i++) { cin >> a; A.push_back(a); } A.push_back(n); int ans = 0; for(int i = 1; i < A.size(); i++) { int tmp; if(i == 1 || i == A.size() - 1) tmp = A[i] ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; struct init { init() { cin.tie(0); ios::sync_with_stdio(false); } } ________init; int main() { int n, m; cin >> n >> m; vector<int> a(m); for (auto& it : a) { cin >> it; } int res = 0; res = max(res, n - a[m - 1]); res = max(res, a[0] - 1); ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; static const long long INF = 1LL << 61LL; int N, M; int A[100010]; int temp = 1; int ans; int main() { cin >> N >> M; for (int i = 0; i < M; ++i) { int a; cin >> a; A[a] = 1; } for (int i = 1; i <= N; ++i) { if (A[i] == 1) { int t = (i - temp -...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int sum; while (cin >> sum) { int number, info[100005], ans; cin >> number; for (int i = 0; i < number; i++) { cin >> info[i]; } if (sum == number) { cout << '0' << endl; } else { for (int i = 0; i < number + 1; i++...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long esp_org, esp_new; int deg[100010]; vector<int> g[100010]; set<int> A, B; int N; void rekkyo(int x, int p) { A.erase(x); B.insert(x); for (auto e : g[x]) { if (e != p) { rekkyo(e, x); } } } int subtree(int x, int p) { int ans = 0; for (aut...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
/* N???2?????? t???+-2pi/n a????????§in space???FFT????????? */ typedef double D; typedef complex<D> P; D pi=acos(-1); void FFT(vector<P>& a,int N,double t){ for(int m=N;m>=2;m/=2){ int mh=m/2; rep(i,mh){ P w=polar(1.0,t*i); for(int j=i;j<N;j+=m){ int k=j+mh; P x=a[j]-a[k]; a[j]+=a[k]; a[k]=w...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
/* suffix array sa[i]= i??????????°???????suffix???????????????index (sa[0]=N) _k,_N?????°????????????????????£?????????(compare???2?????°???????????????) RMQ??¨????????° s?????§????????????t?????????????????´??? ???????????????????????????(jag2014summerday4F) lcp[i]= len of common prefix of s[sa[i]..],s[sa[i+1]...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int n; int m; int a[100000]; int b; int ans = 0; int main() { cin >> n >> m; for (int i = 0; i < m; i++) { cin >> a[i]; } for (int i = 0; i < m + 1; i++) { if (i == 0) { b = a[i] - 1; } else if (i == m) { b = n - a[i]; } else { b = ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; static const long long INF = 1LL << 61LL; int N, M; int A[100010]; int temp = 1; int ans; int main() { cin >> N >> M; for (int i = 0; i < M; ++i) { int a; cin >> a; A[a] = 1; } for (int i = 1; i <= N; ++i) { if (A[i] == 1) { if (temp == 1 && A[...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n, m, a = 0, b = 0; cin >> n >> m; int ans = 0; for (int(i) = (0); i < (m); i++) { cin >> a; ans = max(a - b, ans); b = a; } if (ans / 2 < n - a) cout << n - a << endl; else cout << ans / 2 << endl; return 0; }
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main(void) { long long n, m, a[100000], x[100000]; cin >> n >> m; for (int i = 0; i < m; i++) { cin >> a[i]; } for (int j = 0; j < n; j++) { x[j] = 0; for (int i = 0; i < m; i++) { if (j == a[i] - 1) { x[j] = 1; } } } in...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
python3
n, m = map(int, input().split()) a =[0] + list(map(int, input().split())) + [n] t = max(a[0] - 1, n - a[-1]) for i in range(1, m):t = max(t, -((a[i - 1] - a[i]) // 2)) print(t)
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int n, m, A[100000], ans; int i; cin >> n >> m; for (i = 0; i < m; i++) { cin >> A[i]; if (m == 1) { cout << max(n - A[0], A[0] - 1) << endl; return -1; } else if (m == 2 && i == 1) { ans = max(A[0] - 1, n - A[1]); an...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; template <class X> void print(X Target) { cout << Target << '\n'; } bool check[100001]; bool tmp[100001]; signed main() { ios::sync_with_stdio(false); int n, m; cin >> n >> m; for (int i = 0; i < m; i++) { int a; cin >> a; check[a] = true; } if (m ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; static const long long INF = 1LL << 61LL; int N, M; int A[100010]; int temp = 1; int ans; int main() { cin >> N >> M; for (int i = 0; i < M; ++i) { int a; cin >> a; A[a] = 1; } for (int i = 1; i <= N; ++i) { if (A[i] == 1) { if (temp == 1 && A[...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; bool ok(long long t, long long n, long long m, vector<long long> x) { long long p = 0; for (int i = 0; i < m; i++) { if (p < x[i]) { if (x[i] - p > t) { return false; } p = max(x[i] + (t - 2 * (x[i] - p)) + 1, x[i] + (t - (x[i] - p)) / 2 + ...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
UNKNOWN
n,m,*a=$<.read.split.map &:to_i;p [a[1]-1,*a.each_cons(2).map{|x,y|(y-x)/2},n-a[-1]].max
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> typedef long long LL; #define SORT(c) sort((c).begin(),(c).end()) #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) using namespace std; int main(void) { int n,m; cin >> n >> m; vector<int> se; se.resize(m); REP(i,m) cin >> se[i]; int answer=0; answer=max(...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { int sum; while (cin >> sum) { int number, info[10005], ans; cin >> number; for (int i = 0; i < number; i++) { cin >> info[i]; } for (int i = 0; i < number + 1; i++) { if (!i) { ans = info[i] - 1; } else if (i ==...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; template <class X> void print(X Target) { cout << Target << '\n'; } bool check[100001]; bool tmp[100001]; signed main() { ios::sync_with_stdio(false); int n, m; cin >> n >> m; int a; for (int i = 0; i < m; i++) { cin >> a; } if (m == 1) { print(n - a...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
python3
n, m = map(int, input().split()) a =list(map(int, input().split())) t = max(a[0] - 1, n - a[-1]) for i in range(1, m):t = max(t, -((a[i - 1] - a[i]) // 2)) print(t)
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; template <typename T> ostream &operator<<(ostream &os, const vector<T> &v) { for (long long i = 0; i < (long long)(v.size()); i++) os << v[i] << (i != v.size() - 1 ? " " : "\n"); return os; } template <typename T> istream &operator>>(istream &is, vector<T> &v) { f...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
UNKNOWN
n,m,*a=$<.read.split.map &:to_i;p [a[1]-1]+a.each_cons(2).map{|x,y|(y-x+1)/2}+[n-a[-1]]
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> const double PI = acos(-1); const double EPS = 1e-10; const int inf = 1e8; using namespace std; int main() { int n, m; cin >> n >> m; vector<int> in(m); for (int i = 0; i < m; i++) cin >> in[i]; int ma = in[0] - 1; for (int i = 0; i < m; i++) { int q = in[i + 1] - in[i]; q /...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
https://www.slideshare.net/cocoa_chan/rupc2016-day2-d?qid=1931cae0-cc15-435b-ba12-0e9bc5aeb296&v=&b=&from_search=1
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include <bits/stdc++.h> using namespace std; static const long long INF = 1LL << 61LL; int N, M; int A[100010]; int temp = 1; int ans; int main() { cin >> N >> M; for (int i = 0; i < M; ++i) { int a; cin >> a; A[a] = 1; } for (int i = 1; i <= N; ++i) { if (A[i] == 1) { int t = (i - temp -...
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
UNKNOWN
n,m,*a=$<.read.split.map &:to_i;p [a[1]-1,*a.each_cons(2).map{|x,y|(y-x+1)/2},n-a[-1]].max
p01059 Gossip
Problem N idols, numbered from 1 to n in order, are lined up in a row. Idle i can transmit information to idle i-1 and idle i + 1 in a unit time. However, idol 1 can transmit information only to idol 2, and idol n can transmit information only to idol n-1. At time 0, m idols with numbers a1, a2, ..., am have secret i...
{ "input": [ "10 3\n2 5 7", "100000 1\n1", "10 5\n2 5 6 8 10", "3 2\n1 3" ], "output": [ "3", "99999", "1", "1" ] }
{ "input": [], "output": [] }
IN-CORRECT
cpp
#include<bits/stdc++.h> #define rep(i,n) for(int i=0;i<(int)n;i++) #define all(c) (c).begin(),(c).end() #define mp make_pair #define pb push_back #define each(i,c) for(__typeof((c).begin()) i=(c).begin();i!=(c).end();i++) #define dbg(x) cerr<<__LINE__<<": "<<#x<<" = "<<(x)<<endl using namespace std; typedef long lon...