From 09f1fb5fb3799860279387d401754f744b720b61 Mon Sep 17 00:00:00 2001 From: sreelakshmig009 Date: Sun, 24 Apr 2022 16:07:43 +0530 Subject: [PATCH] All done --- Problem Statement 1/1.py | 5 +++++ Problem Statement 2/2.py | 10 ++++++++++ Problem Statement 3/3.py | 16 ++++++++++++++++ Problem Statement 3/README.md | 9 ++++----- 4 files changed, 35 insertions(+), 5 deletions(-) create mode 100644 Problem Statement 1/1.py create mode 100644 Problem Statement 2/2.py create mode 100644 Problem Statement 3/3.py diff --git a/Problem Statement 1/1.py b/Problem Statement 1/1.py new file mode 100644 index 0000000..34da514 --- /dev/null +++ b/Problem Statement 1/1.py @@ -0,0 +1,5 @@ +n = int(input()) +if not n&1: + print("True") +else: + print("False") \ No newline at end of file diff --git a/Problem Statement 2/2.py b/Problem Statement 2/2.py new file mode 100644 index 0000000..bff42b8 --- /dev/null +++ b/Problem Statement 2/2.py @@ -0,0 +1,10 @@ +n = int(input()) +prev=[1,1,1,1,1] +ans=[1,1,1,1,1] +for i in range(n-1): + s=0 + for j in range(4,-1,-1): + s=s+prev[j] + ans[j]=s + prev=ans.copy() +print(sum(ans)) \ No newline at end of file diff --git a/Problem Statement 3/3.py b/Problem Statement 3/3.py new file mode 100644 index 0000000..5732c15 --- /dev/null +++ b/Problem Statement 3/3.py @@ -0,0 +1,16 @@ +A = list(map(int,input().split())) +k = int(input()) +L = len(A) +memo = [ 0 for _ in range(k) ] +for i in range(L-1,-1,-1): + m, best = 0, 0 + for j in range(i,min(L,i+k)): + if A[j] > m: + m = A[j] + s = (j-i+1)*m + memo[(j+1)%k] + if s > best: + best = s + + memo[i%k] = best + +print(memo[0]) \ No newline at end of file diff --git a/Problem Statement 3/README.md b/Problem Statement 3/README.md index b711c79..0d88979 100644 --- a/Problem Statement 3/README.md +++ b/Problem Statement 3/README.md @@ -1,6 +1,7 @@ # Problem Statement-3 -*** +--- + ### Question Given an integer array arr, partition the array into (contiguous) subarrays of length at most k. After partitioning, each subarray has their values changed to become the maximum value of that subarray. @@ -13,22 +14,20 @@ Input: arr = [1,15,7,9,2,5,10], k = 3 Output: 84 Explanation: arr becomes [15,15,15,9,10,10,10] - Example 2: Input: arr = [1,4,1,5,7,3,6,1,9,9,3], k = 4 Output: 83 - Example 3: Input: arr = [1], k = 1 Output: 1 - Constraints: 1 <= arr.length <= 500 0 <= arr[i] <= 109 1 <= k <= arr.length -*** + +---