Search is not available for this dataset
name
stringlengths
2
112
description
stringlengths
29
13k
source
int64
1
7
difficulty
int64
0
25
solution
stringlengths
7
983k
language
stringclasses
4 values
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; struct circle { int x; int d; } c[1005]; int main() { int i, j, flag, n, a[1005]; scanf("%d", &n); flag = 0; for (i = 0; i < n; ++i) scanf("%d", &a[i]); for (i = 0; i < n - 1; ++i) { c[i].x = min(a[i], a[i + 1]); c[i].d = abs(a[i + 1] - a[i]); } fo...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; import java.util.StringTokenizer; public class Main { static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } Strin...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
from Queue import * # Queue, LifoQueue, PriorityQueue from bisect import * #bisect, insort from datetime import * from collections import * #deque, Counter,OrderedDict,defaultdict import calendar import heapq import math import copy import itertools def solver(): n = input() num = map(int,raw_input().split())...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int a[1005]; int n; cin >> n; for (int i = 1; i <= n; i++) { scanf("%d", &a[i]); } for (int i = 2; i <= n; i++) { for (int j = 2; j <= n; j++) { if (i == j) continue; int x1 = a[i - 1]; int y1 = a[i]; int x2 = a[j - 1...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int mod = 1e9 + 7; void solve() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) { for (int j = 1 + i; j < n - 1; j++) { int p = a[i], q = a[i + 1], r = a[j], s = a[j + 1]; if (p > q) swap(p, q);...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.*; import java.util.*; public class DimaAndContinuousLine { public static void main(String[] args) throws IOException { BufferedReader f = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(f.readLine()); StringTokenizer st = new StringTokenizer(f....
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.*; import java.util.*; public class Semicircles { public static void main(String[] args) throws IOException { BufferedReader rd = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; int n = Integer.parseInt(rd.readLine()); x = new int[n]; st = new StringTokenizer(rd.read...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Arrays; import java.util.Scanner; public class Solution { public static void main(String[] args) throws Exception { Scanner in = new Scanner(System.in); int n = in.nextInt(); int[] a = new int[n]; boolean yes = false; for (int i = 0; i < n && !yes; i++) { a[i] = in.nextInt...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(raw_input()) a = map(int, raw_input().split()) ok = True b = [[a[i], a[i+1]] for i in xrange(n-1)] for i in xrange(n-1): b[i].sort() for j in xrange(i): if b[i][0] < b[j][0] < b[i][1] < b[j][1] or b[j][0] < b[i][0] < b[j][1] < b[i][1]: ok = False print "no" if ok else "yes"
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input()) l=list(map(int,input().split())) l1=[] for i in range(n-1): l1+=[[l[i],l[i+1]]] for i in range(n-1): if l1[i][0]>l1[i][1]: l1[i][0],l1[i][1]=l1[i][1],l1[i][0] for i in l1: for j in l1: if i[0]<j[0]<i[1]<j[1]: print("yes") exit() elif j[0]<i[0]<j[1]<i[1]: print("yes") exit() print("no...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n,ans = int(raw_input()),"no" x = list(int(y) for y in raw_input().split()) for i in xrange(0,n-1): for j in xrange(0,i): l,r = sorted([x[i],x[i+1]]) L,R = sorted([x[j],x[j+1]]) if l>L and l<R and r>R : ans = "yes" elif r>L and r<R and l<L : ans = "yes" print ans
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
a=int(input()) z=[] te=list(map(int,input().split())) for i in range(1,len(te)): z.append([min(te[i],te[i-1]),max(te[i],te[i-1])]) flag=0 for i in range(len(z)): for j in range(i+1,len(z)): if(z[j][0]<z[i][0]<z[j][1] and z[i][1]>z[j][1]): flag=1 break; if(z[i][0]<z[j][0]...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n, now, prev; vector<pair<int, int> > e; cin >> n >> prev; for (int i = 1; i < n; ++i) { cin >> now; e.push_back(pair<int, int>(min(prev, now), max(prev, now))); prev = now; } sort(e.begin(), e.end()); for (unsigned i = 0; i < e.si...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); vector<int> store; int n; cin >> n; for (int k = 0; k < n; k++) { int curr; cin >> curr; store.push_back(curr); } vector<pair<int, int>> pairs; for (int k = 0; k < store.size() - 1; k++) pairs.push_ba...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.InputStreamReader; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.BufferedWriter; import java.io.BufferedReader; import java.io.OutputStream; import java.io.PrintWriter; import java.io.Writer; import java.util.StringTokenizer; import java.io.InputStream; /** * Built using...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; bool intersectan(int a, int b, int c, int d) { if (a > b) swap(a, b); if (c > d) swap(c, d); if ((a < c && c < b && b < d) || (c < a && a < d && d < b)) { return true; } return false; } int main() { int n; bool e = false; cin >> n; vector<int> x(n); ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = input() v = list(map(int, raw_input().split())) w = [(min(v[x], v[x+1]), max(v[x], v[x+1])) for x in range(0, n-1)] for i in range(0, len(w)): for j in range(0, len(w)): if i == j: continue a, b = w[i][0], w[i][1] c, d = w[j][0], w[j][1] if a < c and c < b and (d < a ...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int cmp(vector<int> x, vector<int> y) { return x[0] < y[0]; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); int n; cin >> n; vector<vector<int>> a(n, vector<int>(3)); multiset<pair<int, int>> stl, str; int prev; cin >>...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.*; import java.io.*; import java.util.Scanner; public class luckydivision { public static void main(String args[]){ Scanner inp = new Scanner(System.in); int n = inp.nextInt(); int arr[] = new int[n]; for(int i=0;i<n;++i){ arr[i] = inp.nextInt(); ...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
###################################################################### # Write your code here import sys from math import * input = sys.stdin.readline #import resource #resource.setrlimit(resource.RLIMIT_STACK, [0x10000000, resource.RLIM_INFINITY]) #sys.setrecursionlimit(0x100000) # Write your code here RI = lambda : [...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<pair<int, int> > v; vector<int> num; for (int i = 0; i < n; i++) { int a; cin >> a; num.push_back(a); if (i > 0) { int b = num[i - 1]; v.push_back(make_pair(min(a, b), max(a, b))); } } for (i...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.awt.Point; import java.io.BufferedReader; import java.io.InputStreamReader; import java.util.StringTokenizer; public class DimaAndContinuousLine { void run() throws Exception { BufferedReader bfd = new BufferedReader( new InputStreamReader(System.in)); int n = Integer.p...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n, a[1111]; cin >> n; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n; i++) for (int j = i + 1; j + 1 < n; j++) { int u = min(a[i], a[i + 1]), v = max(a[i], a[i + 1]); int uu = min(a[j], a[j + 1]), vv = max(a[j], a[j +...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> typedef struct node { int data; struct node *next; } linklist; linklist *last; linklist *InitList() { linklist *L; L = (linklist *)malloc(sizeof(linklist)); L->next = L; return L; } int InsSortItem(linklist *L, int item) { int j; linklist *p, *t; p = L; j = 1; t = (linklis...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import sys import math import itertools import collections def divs(n, start=2): r = [] for i in range(start, int(math.sqrt(n) + 1)): if (n % i == 0): if (n / i == i): r.append(i) else: r.extend([i, n // i]) return r def cdiv(n, k): return n ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.*; import java.util.StringTokenizer; public class A implements Runnable { PrintWriter out; BufferedReader br; StringTokenizer st; public static void main(String[] args) throws IOException { new Thread(new A()).start(); } public String next() throws IOException { ...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.List; import java.util.StringTokenizer; public class Main { public static void main(String args[]) throws I...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(raw_input()) l = map(int,raw_input().split()) def check(i,j): a,b = min(l[i],l[i+1]),max(l[i],l[i+1]) c,d = min(l[j],l[j+1]),max(l[j],l[j+1]) return (a < c and c < b and b < d) or (c < a and a<d and d < b) ans = "no" for i in xrange(n-1): for j in xrange(i+1,n-1): if check(i,j): ...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Scanner; import java.lang.*; import static java.lang.Integer.max; import static java.lang.Integer.min; public class DimaandContinuousLine { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] a = new int[n]; boo...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) ans = "no" f = lambda x, y: x[0] < y[0] < x[1] < y[1] or \ y[0] < x[0] < y[1] < x[1] xs = list(map(int, input().split())) for i in range(1, len(xs) - 1): for j in range(0, i): if f([min(xs[i:i+2]), max(xs[i:i+2])], [min(xs[j:j+2]), max(xs[j:j+2])]): ans = "yes" break print(a...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; vector<pair<int, int> > g; int n, m[100000], a, b; bool check(int x11, int x12, int x21, int x22) { if (x21 < x12 && x22 > x12 && x11 < x21 || x21 < x11 && x22 > x11 && x12 > x22) return true; else return false; } int main() { scanf("%d", &n); scanf("%...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) x = list(map(int, input().split())) x = [sorted(x[i:i+2]) for i in range(n-1)] for c,d in x: for a,b in x: if a < c < b <d: print("yes") exit() print("no")
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; template <class T> T sq(T n) { return n * n; } template <class T> T getabs(T n) { return n < 0 ? -n : n; } template <class T> T getmax(T a, T b) { return (a > b ? a : b); } template <class T> T getmin(T a, T b) { return (a < b ? a : b); } template <class T> void set...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
def main(): n = int(input()) l, a = [], 0 for b in map(int, input().split()): l.append((a, b) if a < b else(b, a)) a = b l[0] = ((9999999, 0)) l.sort() del l[-1] for i, (c, d) in enumerate(l): for j in range(i): a, b = l[j] if a < c < b < d: ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input()) A=[int(x) for x in input().split()] for i in range(n-1): Main=[A[i],A[i+1]] Main.sort() for j in range(i+1,n-1): SubMain=[A[j],A[j+1]] SubMain.sort() NewList=[Main,SubMain] NewList.sort() if NewList[0][0]==NewList[1][0]: continue elif NewList[0][1]>NewList[1][0] and Ne...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; int a[1015]; cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } int intersec = 0; for (int i = 1; i < n; i++) { for (int j = 1; j < n && abs(i - j) > 1; j++) { int A = min(a[i], a[i + 1]), B = max(a[i], a[i + 1]); i...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) points = list(map(int,input().split(" "))) segments = [] for i in range(len(points)): if i != len(points) - 1: segments.append((points[i],points[i+1])) r = "no" for seg1 in segments: for seg2 in segments: if seg1==seg2: continue x1,x2,x3,x4 = (min(seg1),ma...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class A { //IO static BufferedReader f; static PrintWriter out; static StringTokenizer st; final public static void main( S...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; vector<long int> v; int main() { int i, j, n; cin >> n; long int k; for (i = 0; i < n; i++) { cin >> k; v.push_back(k); } long int a, b; int q = 0; for (i = 0; i < v.size() - 1; i++) { b = max(v[i], v[i + 1]); a = min(v[i], v[i + 1]); for...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int( input() ) l = [int(x) for x in input().split()] found = False if n<4: print("no") else: for i in range(n-2): a= min(l[i], l[i+1]) b= max(l[i], l[i+1]) for j in range(i+1, n-1, 1): c=min(l[j], l[j+1]) d=max...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) x = [int(x) for x in input().split()] p = x[0] l = [] for i in range(1, n): for a, b in l[:-1]: if (a < x[i] < b) ^ (a < p < b): print('yes') exit() l.append((min(p, x[i]), max(p, x[i]))) p = x[i] print('no')
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
N = int(input()) array = list(map(int, input().split())) points = [] for i in range(N - 1): points.append(sorted((array[i], array[i+1]))) #print(points) for i in points: for j in points: if i[0] < j[0] and j[1] > i[1] > j[0]: #print(i, j) print("yes") exit(0) print(...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Arrays; import java.util.Scanner; public class Young { public static void main(String[] args){ Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int tab[] = new int[n]; boolean res = false; for(int i =0; i<n; i++) { tab[i] = sc.nextInt(); } for(int i = 0; i<n-1 ; i+...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); std::ios::sync_with_stdio(false); int n; cin >> n; long long A[n]; for (int i = 0; i < n; i++) { cin >> A[i]; } if (n == 1) { cout << "no"; return 0; } for (int i = 1; i ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
/*input 1 0 */ import java.util.*; import java.lang.*; import java.io.*; public class Main { static PrintWriter out; static int MOD = 1000000007; static FastReader scan; /*-------- I/O using short named function ---------*/ public static String ns(){return scan.next();} public static int ni(){return scan.nex...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
length = int(input()) sequence = list(map(int, input().split())) if length <= 3: print('no') else: for i in range(length - 1): w, x = sorted([sequence[i], sequence[i + 1]]) for j in range(length - 1): y, z = sorted([sequence[j], sequence[j + 1]]) if w < y < x < z or y < w...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input()) l=list(map(int,input().split())) for i in range(1,n) : for j in range(i,0,-1) : x,x1=max(l[i],l[i-1]),min(l[i],l[i-1]) y,y1=max(l[j],l[j-1]),min(l[j],l[j-1]) if x1>y1 and x1<y and x>y or x1<y1 and y1<x and x<y : print('yes') exit() print('no')
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; void swap(int *a, int *b) { int temp; temp = *a; *a = *b; *b = temp; } int main() { int n; cin >> n; int x1, x2, x3, x4; int array[n]; int i = 0, j = 0; for (i = 0; i < n; i += 1) cin >> array[i]; bool ans = false; for (i = 0; i < n; i += 1) { if...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.IOException; import java.io.PrintStream; import java.io.PrintWriter; import java.io.StreamCorruptedException; import java.math.BigInteger; import java.util.ArrayList; import java.util.Arrays; import java.util.InputMismatchException; import java.util.LinkedList; import java.util.PriorityQueue; import java...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import sys n = int(input()) inp = input().split() x = [int(p) for p in inp] for i in range(0,n-2): for j in range(i+1,n-1): # (i,i+1) vs. (j,j+1) al = min(x[i],x[i+1]) ar = max(x[i],x[i+1]) #print(i,j,al,ar,x[j],x[j+1]) ins1 = al<x[j] and x[j]<ar and (x[j+1]<al or x[j+1]>ar)...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int betw(int z, int x, int y) { return z < max(x, y) && z > min(x, y); } int main() { int a[1010], n; cin >> n; for (int i = 1; i <= n; i++) cin >> a[i]; bool flag = false; for (int i = 1; i < n; i++) for (int j = 1; j < n; j++) { if (a[j] == a[i] || a[j...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) l = list(map(int, input().split())) result = True for i in range(n-2): li, ri = min(l[i], l[i+1]), max(l[i], l[i+1]) for j in range(i+2, n-1): lj, rj = min(l[j], l[j+1]), max(l[j], l[j+1]) if (li < lj < ri and not(li < rj < ri)) or (li < rj < ri and not(li < lj < ri)): ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ import java.io.*; import java.util.*; /** * @author Assassin */ public class A { private BufferedReader reader; private PrintWriter out; private StringTokenizer tokenizer; //private final String file...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; if (n <= 2) { cout << "no"; return 0; } vector<pair<int, int>> z; int a, b, c; cin >> a; cin >> b; for (int i = 0; i < n - 2; i++) { cin >> c; for (int j = 0; j < z.size(); j++) { if (c >= z[j].first && c...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; const int maxN = 1e3 + 100; int a[maxN]; bool intersect(int a2, int a1, int b2, int b1) { if (b1 > a1 && b1 < a2) { if (b2 > a2 || b2 < a1) return true; else return false; } else if (b2 > a1 && b2 < a2) { if (b1 < a1 || b1 > a2) return true...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Scanner; import java.io.OutputStream; import java.io.IOException; import java.io.PrintWriter; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; Outpu...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input()) l=list(map(int,input().split())) if n<4: print("no") else: prev=l[1] ans="no" for i in range(2,n): for j in range(1,n): if min(l[j],l[j-1])<min(prev,l[i])<max(l[j],l[j-1]) and max(l[i],prev)>max(l[j],l[j-1]): ans="yes" break ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; const long long N = 1e3 + 5; long long n; long long x[N]; map<long long, long long> last; bool intersect(long long a, long long b, long long c, long long d) { vector<pair<long long, long long> > v; v.push_back({a, 1}); v.push_back({b, 1}); v.push_back({c, 2}); v.p...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int between(int a, int b, int c) { return a > b and a < c; } int main() { int n, X[1001]; vector<pair<int, int> > v; cin >> n; for (int i = 0; i < n; i++) cin >> X[i]; if (n == 1) cout << "no\n"; else { int last = X[0]; for (int i = 1; i < n; i++) { ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; vector<pair<int, int> > v; vector<int> points; int main() { int n, e; cin >> n; for (int i = 0; i < n; ++i) { cin >> e; points.push_back(e); } for (int i = 1; i < n; ++i) { if (points[i - 1] < points[i]) v.push_back(pair<int, int>(points[i - 1], ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = raw_input() n = int(n) s = raw_input() ss = s.split(' ') for i in xrange(len(ss)): ss[i] = int(ss[i]) if len(ss) <= 2: print 'no' else : lst = [] #print ss for i in xrange(len(ss) - 1): #print i if ss[i] < ss[i + 1]: lst.append((ss[i], ss[i + 1],)) else : lst.append((ss[i+1], ss[i],)) ret = False...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
//package c208; import java.util.Scanner; public class q1 { public static void main(String args[]) { Scanner s=new Scanner(System.in); int n=s.nextInt(); int a[]=new int[n]; boolean ans=false; for(int i=0;i<n;i++) { a[i]=s.nextInt(); } ...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) pre = 999999 segs = [] for x in map(int, input().split()): if pre != 999999: segs.append((min(pre, x), max(pre, x))) pre = x segs.sort() intersect = False for i in range(0, len(segs)): for j in range(i, len(segs)): if segs[i][0] < segs[j][0] < segs[i][1] < segs[j][1]: ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.*;import java.io.*;import java.math.*; public class Dima { public static void process()throws IOException { int n=ni(); int[]A=nai(n); if(n<4) { pn("no"); return; } for(int i=3;i<n;i++) { for(int j=0;j<i...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int n, a1, a2, b1, b2; int a[1005]; bool check(int i, int j) { a1 = a[i]; b1 = a[i + 1]; a2 = a[j]; b2 = a[j + 1]; if (a1 > b1) swap(a1, b1); if (a2 > b2) swap(a2, b2); if ((a1 > a2 && a1 < b2 && b1 > b2) || (a1 < a2 && b1 > a2 && b1 < b2)) return 1; els...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
def Intersect(aa,bb,xx,yy): a=min(aa,bb) b=max(aa,bb) x=min(xx,yy) y=max(xx,yy) if(a>=x and b<=y): return False if(x>=a and y<=b): return False if(b<=x): return False if(y<=a): return False return True N=int(input()) case=False L=list(map(int,i...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) arr = list(map(int, input().split())) flag = 0 for i in range(n-1): for j in range(i+1,n-1): a,b = min(arr[i],arr[i+1]),max(arr[i],arr[i+1]) c,d = min(arr[j],arr[j+1]),max(arr[j],arr[j+1]) if a<c<b<d or c<a<d<b: flag=1 break if flag==1: ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintStream; import java.io.BufferedOutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class Main { public static void main(St...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = input() a = map(int,raw_input().split()) ans = "no" for i in range(n-1): for j in range(n-1): x1,x2 = sorted([a[i], a[i+1]]) x3,x4 = sorted([a[j], a[j+1]]) if x1<x3<x2 and x3<x2<x4: ans = "yes" print ans
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import sys import fractions a = sys.stdin.readline() n = int(a) a = sys.stdin.readline() a = a.strip().split() a = [int(i) for i in a] def isInter(c1, c2): if c1[0] > c2[0] and c1[0] < c2[1] and c1[1] > c2[1]: return True if c1[1] > c2[0] and c1[1] < c2[1] and c1[0] < c2[0]: return True ret...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
# your code goes here n = input() arr = map(int, raw_input().split()) i = 0 t = True while i<n-1: j = 0 while j<n-1: a = arr[i] b = arr[i+1] c = arr[j] d = arr[j+1] if a>b: a,b = b,a if c>d: c,d = d,c if a<c<b<d: t = Fal...
PYTHON
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.*; import java.util.*; public class Test { static FastScanner sc; static boolean[] visited; static int four = 0, seven = 0; public static void main(String args[]) { sc = new FastScanner(System.in); solve(); } public static void solve() { int n = sc.nextInt(); int[] arr = new int[n]; f...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.LinkedList; import java.util.Scanner; public class A_Line { static class Line { int a, b; Line(int a, int b) { this.a = a; this.b = b; } public String toString() { return "[" + a + "," + b + "]"; } boolean intersect(Line l) { int x0, y0, x1, y1; x0 = a < b ? a : b; y...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> a(n); for (int i = 0; i < n; i++) cin >> a[i]; string res = "no"; for (int i = 0; i < n - 1; i++) { for (int j = 0; j < n - 1; j++) { if (i != j) { int x1 = min(a[i], a[i + 1]); int x2 = max(a[i...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> int main() { int n; scanf("%d", &n); long *Coordinates; Coordinates = (long *)malloc((n + 1) * sizeof(int)); int i; for (i = 0; i < n; i++) { scanf("%ld", &Coordinates[i]); } int num = n; long *x, *y; x = (long *)malloc(num * sizeof(int)); y = (long *)malloc(num * size...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; public class ContinuousLine { public static class Intervalo{ public int min; public int max; public Intervalo (int num1, int num2){ min = Integer.min(num1, num2); max = Integer.ma...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int input[1010]; struct node { int start; int end; node(){}; node(int _start, int _end) { start = _start; end = _end; } } nodes[1000]; int main() { int n; while (cin >> n) { bool flag = false; int xi = 0; for (int i = 0; i < n; i++) { ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner s = new Scanner(System.in); int n = s.nextInt(); int[] arr = new int[n]; for (int j = 0; j < n; ++j) arr[j] = s.nextInt(); String out = "no"; for (int k = 1; k < n; ++k) { for (int l = k + 1; l...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import sys sys.setrecursionlimit(100000) n = int(sys.stdin.readline().strip()) arr = [int(x) for x in sys.stdin.readline().strip().split()] pair = [(min(arr[x],arr[x+1]),max(arr[x],arr[x+1])) for x in range(0,n-1)] flag = False for i in range(0,n-2): p = pair[i] for j in range(i+1,n-1): k = pair[j] if p[0]<...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Collections; import java.util.LinkedList; import java.util.Scanner; public class A { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int[] array= new int[N]; for(int a=0;a<N;a++)array[a]=sc.nextInt(); boolean OK = true; for(int a=0;a<N-...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } int ma = max(a[0], a[1]); ma = max(a[2], ma); int mi = min(a[0], a[1]); mi = min(a[2], mi); for (int i = 3; i < n; i++) { ma = max(a[i], ma); mi = min(a[i], ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> int num[1005]; using namespace std; int judge(int x1, int x2, int x3, int x4) { if (x1 > x2) swap(x1, x2); if (x3 > x4) swap(x3, x4); if (x1 < x3 && x3 < x2 && x2 < x4) return (1); if (x3 < x1 && x1 < x4 && x4 < x2) return (1); return (0); } int main() { int n; scanf("%d", &n); ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input()) l1=list(map(int,input().split())) pairs=[] for i in range(n-1): pairs.append((min(l1[i],l1[i+1]),max(l1[i],l1[i+1]))) flag=0 for i in range(n-1): for j in range(i+1,n-1): if pairs[i][0]>pairs[j][0] and pairs[i][0]<pairs[j][1] and pairs[i][1]>pairs[j][1]: flag=1 bre...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
""" int(input()) map(int,input().split()) list(map(int,input().split())) """ n=int(input()) a=list(map(int,input().split())) p=[] for i in range(n-1): p.append([min(a[i],a[i+1]),max(a[i],a[i+1])]) for i in p: for j in p: if i[0]<j[0]<i[1]<j[1] or j[0]<i[0]<j[1]<i[1]: print("yes") exit() print("no")
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int num[1211]; inline bool cross(int a, int b) { int x0 = num[a]; int x1 = num[a + 1]; int y0 = num[b]; int y1 = num[b + 1]; if (x0 > x1) swap(x0, x1); if (y0 > y1) swap(y0, y1); if (x0 < y0 && x1 > y0 && x1 < y1) return true; if (x0 > y0 && x0 < y1 && x1 > ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input());a=list(map(int,input().split()));b,c,ok=[],[],1 for i in range(n-1): b.append(min(a[i],a[i+1]));c.append(max(a[i],a[i+1])); for i in range(n-1): for j in range(n-1): if(i==j):continue if(b[i]<b[j] and c[i]>b[j] and c[j]>c[i]):ok=0 if(ok):print('no') else:print('yes')
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int xs[1000]; int main() { int n; scanf("%d", &n); for (int i = 0; i < n; ++i) { cin >> xs[i]; } bool ok = 1; for (int i = 0; i < n - 1; ++i) { int st = min(xs[i], xs[i + 1]); int ed = max(xs[i], xs[i + 1]); for (int j = 0; j < n - 1; ++j) { ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int n, p[1005]; int main() { scanf("%d", &n); for (int i = 0; i < n; i++) scanf("%d", p + i); for (int i = 0; i < n - 1; i++) for (int j = i + 1; j < n - 1; j++) { int a = min(p[i], p[i + 1]); int b = max(p[i], p[i + 1]); int c = min(p[j], p[j + ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n=int(input()) arr=list(map(int , input().split())) l=[] for i in range(1,n): m1=min(arr[i],arr[i-1]) m2=max(arr[i],arr[i-1]) l.append((m1,m2)) flag=0 for i in range(1,n-1): lb=l[i][0] ub=l[i][1] for j in range(0,i): if(lb>=l[j][0] and ub<=l[j][1]): continue if(ub<...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n= int(input()) l= list(map(int, input().split())) ans='no' for i in range(0, n-1): for j in range(0, n-1): x1,x2= sorted([l[i], l[i+1]]) x3,x4= sorted([l[j], l[j+1]]) if x1<x3<x2 and x3<x2<x4: ans='yes' print(ans)
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; scanf("%d", &n); int t[1003]; for (int i = 0; i < n; i++) { cin >> t[i]; } for (int i = 1; i < n - 1; i++) { for (int j = i; j < n - 1; j++) { int x = min(t[j], t[j + 1]), y = max(t[j], t[j + 1]); int a = min(t[i - 1], t[i...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; if (n == 1 || n == 2 || n == 3) { cout << "no"; return 0; } int a[n]; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) { for (int j = 0; j < n - 1; j++) if (max(a[i], a[i + 1]) < max(a[j],...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) x = [int(i) for i in input().split()] if (n < 3): print ('no') else: ans = 'no' for i in range(3, n): prev = x[i - 1] num = x[i] for j in range(i - 2): num1 = min(x[j], x[j + 1]) num2 = max(x[j], x[j + 1]) if (prev < num1 or prev ...
PYTHON3
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.io.*; import java.util.Locale; import java.util.StringTokenizer; public class Solution_A implements Runnable { static BufferedReader in; static PrintWriter out; static StringTokenizer tokenizer; public static void main(String[] args) { new Thread(null, new Solution_A(), "", 256 *...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; const int maxn = 1010; int x[maxn]; int main() { int n; cin >> n; for (int i = 0; i < n; i++) cin >> x[i]; int flag = 0; for (int i = 0; i < n - 1; i++) for (int j = i + 1; j < n - 1; j++) { int t1 = min(x[i], x[i + 1]); int t2 = max(x[i], x[i + 1]...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; const int max_n = 1e3; int n; int cor[max_n + 1]; void input() { cin >> n; for (int i = 0; i < n; i++) { cin >> cor[i]; } } bool check(int l1, int r1, int l2, int r2) { if (l1 == l2 && r1 == r2) return true; if (l2 > l1 && l2 < r1 && r2 > r1) return true; if...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); // <= 10^3 int[] val = new int[n]; for (int i = 0; i < n; i++) val[i] = sc.nextInt(); String result = "no"; for (int i = 0; i < n - 1; i++) { ...
JAVA
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; int n, m; map<string, int> mpp; vector<vector<pair<int, int> > > AdjList; vector<int> visited; priority_queue<pair<int, int> > pq; int main() { ios_base::sync_with_stdio(false); int n; int temp; cin >> n; int a[10000]; for (int i = 0; i < n; i++) cin >> a[i]; ...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
#include <bits/stdc++.h> using namespace std; const int N = 1e6 + 5; void bs_b8a() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); } const long long mod = 1e9 + 7; long long arr[N]; using namespace std; int main() { bs_b8a(); long long ta = 1; while (ta--) { long long n; cin >> n; for (int i...
CPP
358_A. Dima and Continuous Line
Dima and Seryozha live in an ordinary dormitory room for two. One day Dima had a date with his girl and he asked Seryozha to leave the room. As a compensation, Seryozha made Dima do his homework. The teacher gave Seryozha the coordinates of n distinct points on the abscissa axis and asked to consecutively connect them...
2
7
n = int(input()) points = map(int, raw_input().split()) def getKey(x) : return x[0] if n <= 2 : print "no" else : intervals = [] for i in range(1, len(points)) : a = min(points[i], points[i-1]) b = max(points[i], points[i-1]) intervals.append([a, b]) intervals.sort(key=getKey) # print intervals flag ...
PYTHON