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4 values
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const long long MAXN = 1e5 + 10; long long s[MAXN], p[MAXN], a[MAXN]; int32_t main() { ios::sync_with_stdio(false); long long n; cin >> n; for (long long i = 1; i <= n; i++) cin >> a[i]; for (long long i = 1; i + 1 <= n; i++) p[i] = abs(a[i] - a[i + 1]); for (lo...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; import java.io.IOException; import java.nio.file.Files; import java.nio.file.Paths; public class Main { static class Reader { final private int BUFFER_SIZE = 1 << 16; private DataInputStream din...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 5; long long arr[N], odd[N], even[N]; int main() { int n; scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%lld", &arr[i]); for (int i = 1; i < n; i++) { odd[i] = abs(arr[i] - arr[i + 1]) * pow(-1, i - 1); even[i] = odd[i] * -1; } ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.math.*; import java.util.*; public class C { final static int MOD = 1000000007; public static void main(String[] args) throws Exception { FastReader in = new FastReader(System.in); int n = in.nextInt(); long[] a = new long[n], D = new long[n - 1]; for (int i = 0; i < n; i++) { ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const bool print = false; const int MAXN = 1000111; long long dp[MAXN][2]; long long t[MAXN]; long long ab(long long x) { return x > 0 ? x : -x; } int main() { int n; scanf("%d", &n); for (int i = (1); i <= (n); i++) scanf("%lld", &t[i]); long long wyn = 0; for (i...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.Arrays; import java.util.Scanner; public class Three { public static void main(String[] args) { // Scanner in = new Scanner("5\n" + "1 4 2 3 1"); //3 // Scanner in = new Scanner("4\n" + "1 5 4 7"); //6 // Scanner in = new Scanner("2\n" + "1 2"); // Scanner in = new Scanner("50\n" + // ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
// created by ζˆ‘δΈηŸ₯ι“ζˆ‘ζ˜―θ° import java.io.*; import java.util.*; public class scratch_18{ static class Reader { static BufferedReader reader; static StringTokenizer tokenizer; static void init(InputStream input) { reader = new BufferedReader( new InputStreamRead...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
//package CF; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Stack; import java.util.StringTokenizer; public class A { public static void main(String[] args) throws Excep...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = int(input()) a = list(map(int, input().split(' '))) def sign(n): return [1, -1][n % 2] b1 = [abs(a[i]-a[i-1]) for i in range(1, len(a))] b1 = [sign(i)*b1[i] for i in range(len(b1))] b2 = [-x for x in b1] max_ending_here = b1[0] max_so_far = b1[0] for i, x in enumerate(b1): if i == 0: continue ...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const long long N = 1e5 * 2 + 10; long long dp[N][2], n, a[N], s[N], ans = 0; int32_t main() { cin >> n; for (long long i = (1); i <= (n); ++i) cin >> a[i]; for (long long i = (1); i <= (n - 1); ++i) s[i] = abs(a[i] - a[i + 1]); for (long long i = (1); i <= (n - 1);...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long A[100005], diff[100005]; int main() { int n, i; long long cur, maxi; cin >> n; for (i = 0; i < n; i++) cin >> A[i]; for (i = 0; i < n - 1; i++) { diff[i] = abs(A[i] - A[i + 1]); if (i % 2) diff[i] = -diff[i]; } cur = maxi = diff[0]; for (i ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.math.BigDecimal; import java.math.RoundingMode; import java.util.*; public class contest1 { public static void main(String[] args) { Scanner scn=new Scanner(System.in); int n=scn.nextInt(); int []a=new int[n]; for(int i=0; i<n; i++) a[i]=scn.nextInt(); ArrayList<Integer> p=...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import javax.swing.plaf.synth.SynthOptionPaneUI; import java.io.DataInputStream; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStreamReader; import java.util.*; import java.util.Scanner; import java.util.StringTokenizer; public class Main { static int N = 200100; public static...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = int(input()) arr = list(map(int, input().split())) diff = [abs(arr[i]-arr[i+1]) for i in range(n-1)] dp = [[0, 0, 0] for _ in range(n-1)] dp[0][1] = diff[0] for i in range(1, n-1): dp[i][0] = max(dp[i-1][0], dp[i-1][1], dp[i-1][2]) dp[i][1] = max(dp[i-1][2]+diff[i], diff[i]) dp[i][2] = dp[i-1][1]-diff[i...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; public final class Function { public static void main(String[] args) { Scanner input= new Scanner(System.in); int n=input.nextInt(); long a=input.nextInt(); long sum=0,min=0,max=0; long b=0; for (int i=1;i<n ;i++ ) { b=input.nextInt(); if (i%2==0) { sum+=Math.abs(a-b); } ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = int(input()) arr = list(map(int,input().split(' '))) arr.insert(0,0) diff_arr = [] end_so_far = 0 max_so_far = 0 l = 1 for i in range(2,len(arr)-1): temp = abs(arr[i]-arr[i+1]) diff_arr.append(temp*(pow((-1),i))) end_so_far = end_so_far + diff_arr[-1] if end_so_far < 0: if i%2 == 0: ...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.io.*; public class Again{ public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; Entrada in = new Entrada(inputStream); PrintWriter out = new PrintWriter(outputStream); TaskC s = ne...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int n, a[100100]; long long dif[100100], sum1, sum2, maxs; int main(int argc, char const *argv[]) { scanf("%d", &n); for (int i = 1; i <= n; i++) { scanf("%d", &a[i]); dif[i - 1] = abs(a[i - 1] - a[i]); } sum1 = sum2 = 0, maxs = dif[1]; for (int i = 1; i <...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import math n = int(input()) a= list(map(int,input().split())) def maxSubArraySum(a): max_so_far = 0 max_ending_here = 0 for i in range(len(a)): max_ending_here = max_ending_here + a[i] if max_ending_here < 0: max_ending_here = 0 # Do not co...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; import java.lang.*; public class A { public static long solve(int[] arr) { long ans = 0; long maxCurr = 0; for(int i:arr) { maxCurr+=i; if(maxCurr<0) maxCurr = 0; ans = Math.max(ans, maxCurr); } return ans; } public static void main(String[] args) { FastRe...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.io.*; import java.math.*; public class code2 { InputStream is; PrintWriter out; void solve() { int n=ni(); int a[]=new int[n+1]; for(int i=1;i<=n;i++) a[i]=ni(); long temp=0,fmax=Long.MIN_VALUE; for(int i=1;i<n;i++) { if(i%2==1) temp+=Math.abs(a[i+1]-a[i]); e...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.lang.*; import java.io.*; public class Main { public static void main (String[] args) throws java.lang.Exception { Scanner sc=new Scanner(System.in); // BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); int t=1; //t=sc.nextInt(); //int t=In...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const int maxN = 2e5 + 9, MOD = 1e9 + 7; int n; long long arr[maxN], ot[maxN]; long long maxsub(long long *arr, int n) { long long cr = LLONG_MIN / 4, maxi = LLONG_MIN / 4; for (int i = 0; i < n; i++) { cr = max(arr[i], cr + arr[i]); maxi = max(maxi, cr); } ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int n, a[100005]; long long f[100005][2]; long long ans; int main() { scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%d", &a[i]); for (int i = 1; i < n; i++) { f[i][0] = max(f[i - 1][1] + abs(a[i] - a[i + 1]), (long long)abs(a[i] - a[i + 1]...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long maxSubArraySum(vector<long long> a) { long long siz = a.size(); long long max_so_far = a[0]; long long curr_max = a[0]; for (long long i = 1; i < siz; i++) { curr_max = max(a[i], curr_max + a[i]); max_so_far = max(max_so_far, curr_max); } retur...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class Solution { public static void main(String ag[]) { Scanner sc=new Scanner(System.in); int i,j,k; int N=sc.nextInt(); int A[]=new int[N+1]; for(i=1;i<=N;i++) A[i]=sc.nextInt(); int diff[]=n...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class A { BufferedReader br; PrintWriter out; StringTokenizer st; boolean eof; long slow(long[] a) { long ret = 0; for (int i = 0; i < a.length; i++) { long sum = 0; for (int j = i + 1; j < a.length; j++) { long diff = a[j] - a[j - 1]; if ((j - i...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.io.*; public class FunctAg{ public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(outputStream); Ta...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
def f(a): c, v, m = 0, 0, 1 for i in range(len(a) - 1): x = m * abs(a[i] - a[i + 1]) c = max(c + x, x) v = max(v, c) m *= -1 return v n, a = int(input()), list(map(int, input().split())) print(max(f(a), f(a[1:])))
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long int power(long long int x, long long int y, long long int m) { if (y == 0) return 1; long long int p = power(x, y / 2, m) % m; p = (p * p) % m; return (y % 2 == 0) ? p : (x * p) % m; } long long int nCr(long long int n, long long int r, long long int m) { ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long v[100005], dp[100005], Max; int main() { int n; cin >> n; for (int i = 1; i <= n; i++) cin >> v[i]; for (int i = 1; i <= n - 1; i++) v[i] = abs(v[i] - v[i + 1]); n--; for (int i = 1; i <= n; i++) { dp[i] = v[i]; if (i + 2 >= 3) dp[i] = max(dp[i...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import sys def solve(): n = int(input()) a = [int(i) for i in input().split()] a_dif = [abs(a[i + 1] - a[i]) for i in range(n - 1)] a1 = [a_dif[i] * (-1)**i for i in range(n - 1)] md1 = 0 m1 = 0 v = 0 for i in range(n - 1): v += a1[i] if v < m1: m1 = v ...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long p[100010]; long long Abs(long long n) { if (n < 0) return -n; return n; } int main() { int n, fu = 1; long long now = 0, Max = 0, ans = 0; scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%I64d", &p[i]); for (int i = 1; i < n; i++) { if (now ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.StringTokenizer; public class FunctionsAgain { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] a...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = input() arr = map(int,raw_input().strip().split(' ')) a = [] for i in range(1,n): a.append(abs(arr[i] - arr[i-1])) dpeven = [] dpodd = [] #dpeven answer = 0 index = 0 while index < n -1 : if index % 2 == 0: answer += a[index] else: dpeven.append(answer) if answer >= a[index]: answer -...
PYTHON
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.io.BufferedWriter; import java.io.Writer; import java.io.OutputStreamWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.Input...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n=input() a=map(int,raw_input().split()) d=[] for i in range(n-1): x=abs(a[i]-a[i+1]) if i%2==0: d.append(x) else: d.append(-x) x=0 m=0 for i in range(n-1): x+=d[i] if x<0: x=0 else: m=max(m,x) x=0 p=0 for i in range(n-1): x+=d[i] if x>0: x=0 e...
PYTHON
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> const int MAX = 100005; int main() { long long a[MAX], dp[MAX][2]; int n; scanf("%d", &n); for (int i = 1; i <= n; i++) scanf("%lld", &a[i]); for (int i = 1; i < n; i++) { a[i] = abs(a[i] - a[i + 1]); } dp[1][1] = a[1]; dp[1][0] = 0; long long ans = a[1]; for (int i = 2;...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
def main(): n = int(input()) a = list(map(int, input().split())) b = [] for i in range(len(a) - 1): b.append(abs(a[i] - a[i + 1])) max_odd = b[0] max_even = 0 all_values = [max_odd, max_even] for bi in b[1:]: new_odd = max(max_even + bi, bi) new_even = max(max_...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int n; long long a[100002], f[100002], g[100002], p[100002], q[100002]; int main() { long long h, fm = 0, gm = 0, pm = 0, qm = 0; ios_base::sync_with_stdio(false); cin.tie(0); cin >> n; for (int(i) = (0); (i) < (n); i++) { cin >> a[i]; if (i % 2 == 1 and i...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long int maxs(vector<long long int> a) { long long int size = a.size(); long long int max_so_far = 0, max_ending_here = 0; for (long long int i = 0; i < size; i++) { max_ending_here = max_ending_here + a[i]; if (max_ending_here < 0) max_ending_here ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = int(raw_input()) nums = list(map(int,raw_input().split())) arr = [0] arr2 = [0] for i in range(n-1): arr.append(abs(nums[i]-nums[i+1])) arr2.append(abs(nums[i]-nums[i+1])) for i in range(1,n): if i%2: arr[i] *= -1 else: arr2[i] *= -1 ans = 0 for i in range(n-1): arr[i+1] += arr[i...
PYTHON
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long n, t, sum1, sum2, ans, a[100001], x, y, b[100001], c[100001]; bool f; string s; int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); cin >> n; for (long long i = 0; i < n; ++i) cin >> a[i]; for (long long i = 0; i < n - 1; ++i) { t = ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n=input() arr=map(int,raw_input().strip().split(" ")) diff=[] for i in range(n-1): diff.append(abs(arr[i]-arr[i+1])) ar1,ar2=[],[] for i in range(len(diff)): if(i%2==0): ar1.append(diff[i]) ar2.append(-diff[i]) else: ar1.append(-diff[i]) ar2.append(diff[i]) m1,maxend,m2=0,0,0...
PYTHON
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import math maxi = (10 ** 5) + 5 Xb = [0 for i in range(maxi)] Xc = [0 for i in range(maxi)] n = input() lista = map(int, raw_input().split()) A = [0 for i in range(n+1)] for i in range(1, n+1): A[i] = lista[i-1] a = [0 for i in range(n+1)] for i in range(1, n): a[i] = abs(A[i]-A[i+1]) Xc[1] = a[1] Xb[1] = 0 mirespu...
PYTHON
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.io.*; public class a { public static void main(String[] arg) throws IOException { new a(); } long[][] memo; long oo = Long.MIN_VALUE/10; int n; long[] vs; public a() throws IOException { FastScanner in = new FastScanner(System.in); PrintWriter out = new PrintWriter(System...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.InputMismatchException; import java.io.IOException; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.util.stream.*; import java.io.*; import java.math.*; public class Main { static boolean FROM_FILE = false; static class FastReader { BufferedReader br; StringTokenizer st; public FastReader() { if (FROM_FILE) { t...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long maxSubArraySum(long long a[], long long size) { long long max_so_far = 0, max_ending_here = 0; for (long long i = 0; i < size; i++) { max_ending_here = max_ending_here + a[i]; if (max_so_far < max_ending_here) max_so_far = max_ending_here; if (max_...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual soluti...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
from sys import stdin from math import fabs, copysign a = map(int, stdin.read().split()) n = a[0]; a = a[1:] b = list() for i in range(1, n): a[i - 1] = int(copysign(a[i] - a[i - 1], ((i & 1) << 1)- 1)) a[n - 1] = 0 ans, tmp, l, r = a[0], a[0], 0, 0 while r < n - 1: r += 1 tmp += a[r] while tmp < 0 and l <= r: t...
PYTHON
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const double pi = 3.1415926535; const int MI = 2147483647; const int mod = 1e9 + 7; const int Max = 2e5 + 25; long long a[Max]; long long dp[Max][2]; int main() { cin.sync_with_stdio(false); int n; cin >> n; for (int i = 1; i <= n; i++) cin >> a[i]; long long MAX ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int main() { long long i, n; cin >> n; long long a[n], b[n - 1], c[n - 1]; for (i = 0; i < n; i++) { cin >> a[i]; if (i > 0) { if (i % 2 != 0) { b[i - 1] = abs(a[i] - a[i - 1]); c[i - 1] = -b[i - 1]; } else { b[i - 1] = -a...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int A[500005]; int main() { int n, a; scanf("%d", &n); for (int i = 1; i < n + 1; i++) { scanf("%d", &A[i]); } priority_queue<long long> pq1; priority_queue<long long> pq2; long long sum1 = 0; long long sum2 = 0; for (int i = 1; i < n; i++) { if (i...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const int N = 1e6; long long dp1[N], dp2[N]; int main() { int n; scanf("%d", &n); long long a[n]; for (int i = 0; i < n; i++) scanf("%lld", &a[i]); dp1[n - 1] = dp1[n - 1] = a[n - 1]; for (int i = n - 2; i >= 0; i--) dp1[i] = abs(a[i] - a[i + 1]); for (int i =...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n, input[100000]; long long int a = 0, b = 0, maxnum = 0; cin >> n; for (int i = 0; i < n; i++) { cin >> input[i]; if (i > 0) { if (i % 2 == 1) { a = max(a + abs(input[i - 1] - input[i]), (long long int)0); b = max(b + ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class A{ public static void main(String args[]){ Scanner in = new Scanner(System.in); int n = in.nextInt(); int arr[] = new int[n]; for(int i=0;i<n;i++){ arr[i] = in.nextInt(); } int cum[] = new int[n-1]; ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.io.*; public class A { public static void main(String[] args) throws Exception { PrintWriter out = new PrintWriter(System.out); new A(new FastScanner(System.in), out); out.close(); } public A(FastScanner in, PrintWriter out) { int N = in.nextInt(...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual soluti...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long po(long long a, long long b) { long long res = 1; while (b) { if (b & 1) { res = (res * a) % 1000000007; } a = (a * a) % 1000000007; b = b / 2; } return res % 1000000007; } signed main() { ios_base::sync_with_stdio(false); cin.tie...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; import java.math.*; public class cb { InputStream is; PrintWriter out; static long mod=(long)(1e7+9); static long mx=Integer.MIN_VALUE; static long maxSubArraySum(long a[]) { int size = a.length; long max_so_far = Integer.MIN_VALUE, max_ending...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); long long n; cin >> n; long long int* arr = new long long int[n]; for (int i = 0; i < n; i++) cin >> arr[i]; long long mx = 0, mn = 0, res = 0, a, s = 0; for (int i = 1; i < n; i...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class C { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); PrintWriter pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out))); int n = Integer.parseInt(br.read...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.StringTokenizer; public class Main { static int INF = (int) 2e9; public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); int n = sc.nextInt(); int[] in = ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
/* * Author- Priyam Vora * BTech 2nd Year DAIICT */ import java.awt.Point; import java.io.*; import java.math.*; import java.util.*; import javax.print.attribute.SetOfIntegerSyntax; ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.*; import java.lang.*; import java.math.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ public class codeforces implements Runnable { static class InputReader { private InputStream stream; private byte[] buf = new byte[1024]; private int curChar; ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class again { public static void main(String args[])throws IOException { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); int n=Integer.parseInt(br.readLine()); String s[]=br.readLine().trim().split(" "); int arr...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long ar1[100000 + 200], ar2[100000 + 200], ar3[100000 + 200]; int main() { long long n; cin >> n; for (long long i = 1; i <= n; i++) cin >> ar1[i]; for (long long i = 1; i < n; i++) { if (i % 2 == 1) { ar2[i] = abs(ar1[i] - ar1[i + 1]); ar3[i] =...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const int N = 2e5 + 5; long long int a[N], diff[N], n, cache[N][2]; long long int dp(long long int i, long long int sign) { if (i >= n) { return 0; } long long int &ans = cache[i][sign]; if (ans != -1) { return ans; } ans = diff[i]; if (sign == 1) { ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long power(long long a, long long b) { long long res = 1; while (b > 0) { if (b & 1) res = res * a; a = a * a; b >>= 1; } return res; } long long int binomial(long long int n, long long int k) { long long int C[k + 1]; memset(C, 0, sizeof(C)); ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import sys import inspect import re import math from collections import defaultdict from pprint import pprint as pi MOD = 10e9 + 7 #998244353 INF = 10**12 n = int(input()) a = list(map(int,input().split())) d = [] for i in range(1,n): d.append(abs(a[i]-a[i-1])) n-=1 sum=0 cur=0 for i in range(n): cur += (((i+1)%2) - ...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long N, x[600000], y[600000], best, tmp, mins, idx; int main() { cin >> N; for (int i = 1; i <= N; i++) cin >> y[i], x[i - 1] = abs(y[i - 1] - y[i]); best = 0, idx = 1; while (idx <= N - 1) { tmp = x[idx]; best = max(best, tmp); mins = 1; while ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long binpow(long long base, long long exp, int mod) { long long res = 1; while (exp > 0) { if (exp % 2 == 1) res = (res * base) % mod; exp = exp >> 1; base = (base * base) % mod; } return res; } long long mod(long long x) { return ((x % 1000000007...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long maxSubArraySum(vector<long long> a) { long long size = a.size(); if (size == 0) return -1000000000; long long max_so_far = a[0]; long long curr_max = a[0]; for (long long i = 1; i < size; i++) { curr_max = max(a[i], curr_max + a[i]); max_so_far =...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = int(input()) arr = list(map(int, input().split())) ls=[abs(arr[i+1]-arr[i])*(-1)**(i%2) for i in range(n-1)] ls1=[abs(arr[i+1]-arr[i])*(-1)**(1-i%2) for i in range(n-1)] su=0 s=0 for i in ls: su+=i if su<0: su=0 else: s=max(s,su) su=0 for j in ls1: su+=j if su<0: su=0 ...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long p[100005], x[100005]; long long dp[100005]; int main() { int n; while (~scanf("%d", &n)) { for (int i = 1; i <= n; i++) { cin >> p[i]; } for (int i = 1; i <= n - 1; i++) { x[i] = abs(p[i] - p[i + 1]); if (i % 2 == 0) x[i] *= -1; ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.Scanner; public class P5 { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int n = scan.nextInt(); int a[] = new int[n - 1]; int l = scan.nextInt(); for (int i = 0; i < n - 1; i++) { int r = scan.nextInt(); ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
# n, m = [int(x) for x in input().split(" ")] # s = set() # ls = [0]*(n+1) # in_C = input().split(" ") # # for x in range(len(in_C)-1, -1, -1): # s.add(int(in_C[x])) # ls[x+1] = len(s) # [print(ls[int(input())]) for i in range(m)] # # in_x = input() # n = list(in_x) # length = len(n) # counter = 0 # counter_2 =...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.util.Scanner; public class FunctionsAgain { //static long[][] dp ; public static void main(String[] args) { // TODO Auto-generated method stub Scanner input = new Scanner(System.in); int n = input.nextInt()-1; int[] aa = new int[n]; int a = input.nextInt(); for(int i=0;i<n;i++){ int ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int n; vector<long long> data; long long a; int main() { cin >> n; long long nn = 0; for (int i = 0; i < n; i++) { cin >> a; data.push_back(a); } long long answer = -1; long long now = 0; long long mm = 0; for (int i = 0; i < n - 1; i++) { if (i ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long int abso(long long int a) { return (a < 0) ? a * -1 : a; } int main() { int n; long long int a[100001], ans = 0, maxi = 0; cin >> n; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 1; i < n; i++) { if (i % 2) { ans += abso(a[i] ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n = int(input()) f = [] arr = list(map(int, input().split())) for i in range(0, len(arr) - 1): f.append(abs(arr[i] - arr[i + 1])) dp = [[0] * len(f), [0] * len(f)] dp[0][0] = 0 dp[1][0] = f[0] for i in range(1, len(f)): dp[0][i] = dp[1][i-1]-f[i] dp[1][i] = max(dp[0][i - 1] + f[i], f[i]) ans = max(max(...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class C { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Inte...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const int M = 1e5 + 10; int n; long long a[M]; int main() { scanf("%d", &n); for (int i = 1; i <= n; ++i) { scanf("%I64d", a + i); } for (int i = 1; i < n; ++i) { a[i] = abs(a[i + 1] - a[i]); if (i & 1) a[i] = -a[i]; } long long ans = -1e17; long l...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; long long a[n]; for (long long i = 0; i < n; i++) cin >> a[i]; long long b[n + 1], c[n + 1]; b[0] = 0; c[0] = 0; long long sum = -1e15, sum1 = -1e15, mb = 0, mc = 0; for (long long i = 0; i < n - 1; i++) { b[i + 1] =...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5 + 5; using ll = long long; ll a[maxn]; ll b[maxn]; ll c[maxn]; int main() { std::ios::sync_with_stdio(false); int n; cin >> n; for (int i = 1; i <= n; ++i) { cin >> a[i]; } for (int i = 1; i < n; ++i) { a[i] = abs(a[i] - a[i + 1]); ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.PrintWriter; import java.util.InputMismatchException; import java.util.SortedSet; import java.util.TreeSet; /** * Created by Rakshit on 8/4/17. * Java is Love.. :) */ public class FuncAg { static int n; stat...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; using ll = long long; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); ll n; cin >> n; vector<ll> v(n); deque<ll> a(n + 10); for (int i = 0; i < n; ++i) cin >> v[i]; for (int i = 1; i < n; ++i) a[i] = abs(v[i - 1] - v[i]); a.pop_front(); ll re...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; const long long int N = 200010; const long long mod = 1000000007; const long long inf = 1000000000000000000; const long double pi = 3.14159265358979323846264338; long long int kadane_algo(vector<long long int> a) { long long int ans = a[0], curr = a[0]; for (long long i...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import sys,os,io import math,bisect,operator inf,mod = float('inf'),10**9+7 # sys.setrecursionlimit(10 ** 6) from itertools import groupby,accumulate from heapq import heapify,heappop,heappush from collections import deque,Counter,defaultdict input = iter(sys.stdin.buffer.read().decode().splitlines()).__next__ Neo = la...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long num[100005]; int main() { long long n, mx = 0, mn = 0, sum = 0; scanf("%lld %lld", &n, &num[1]); for (long long i = 2; i <= n; i++) { scanf("%lld", &num[i]); if (i % 2) sum += abs(num[i] - num[i - 1]); else sum -= abs(num[i] - num[i -...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
n=int(input()) a=list(map(int,input().split())) dp=[[0,0] for i in range(n)] dp[0][1]=abs(a[1]-a[0]) maxi=abs(a[1]-a[0]) for i in range(1,n-1): dp[i][0]=max(0,dp[i-1][1]-abs(a[i]-a[i+1])) dp[i][1]=max(0,dp[i-1][0]+abs(a[i]-a[i+1])) maxi=max(maxi,dp[i][0],dp[i][1]) print(maxi)
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
from sys import stdin inf = float("inf") N, = map(int, stdin.readline().split()) A = list(map(int, stdin.readline().split())) diffodd = [0] * (N) diffeven = [0] * (N) for i in range(1, N): v = abs(A[i - 1] - A[i]) if i % 2 == 1: diffodd[i] = v diffeven[i] = -v else: diffeven[i] =...
PYTHON3
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class cf407c { static final int N=(int)1e5+10; static final long inf=(long)1e10; static int a[]=new int[N]; static long b[]=new long[N]; static long c[]=new long[N]; public static void main(String[] args){ Scanner cin=new Scanner(new ...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<long long int> v(n); for (int i = 0; i < n; i++) cin >> v[i]; long long int sum = abs(v[0] - v[1]), ma = abs(v[0] - v[1]); for (int i = 2; i < n; i++) { if (i % 2 == 0) { sum -= abs(v[i] - v[i - 1]); } else { ...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; long long go(vector<long long> a) { long long result = 0; long long now = 0; for (auto& item : a) { now += item; if (now < 0) { now = 0; } result = max(result, now); } return result; } int main() { ios_base::sync_with_stdio(false); cin.ti...
CPP
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.IOException; import java.io.InputStream; import java.util.InputMismatchException; public class P788A { public static void main(String[] args) { FastScanner in = new FastScanner(System.in); int n = in.nextInt(); long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = in.nextInt(); long[...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
import java.io.*; import java.util.*; public class cf407c { static final int N=(int)1e5+10; static final long inf=(long)1e10; static int a[]=new int[N]; static int b[]=new int[N]; static int c[]=new int[N]; public static void main(String[] args){ Scanner cin=new Scanner(new Inpu...
JAVA
788_A. Functions again
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worried about maximum values of the Main Uzhlyandian Function f, which is defined as...
2
7
#include <bits/stdc++.h> using namespace std; using std::cin; using std::cout; long long MOD = 998244353; int main() { int n; cin >> n; int tmp[n]; long long arr[n - 1]; for (int i = 0; i < n; i++) cin >> tmp[i]; for (int i = 0; i < n - 1; i++) { arr[i] = abs(tmp[i + 1] - tmp[i]); } long long maxn =...
CPP