Problem 3

36 comments on “Problem 3”

• 
  

  nayanaharsha06

  class Main
  {
  // Returns number of times x occurs in arr[0..n-1]
  static int countOccurrences(int arr[], int n, int x)
  {
  int res = 0;
  for (int i=0; i<n; i++)
  if (x == arr[i])
  res++;
  return res;
  }

  public static void main(String args[])
  {
  int arr[] = {1, 2, 2, 2, 2, 3, 4, 7 ,8 ,8 };
  int n = arr.length;
  int x = 2;
  System.out.println(countOccurrences(arr, n, x));
  }
  }

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• 
  

  Ravisurya

  n=int(input())
  list1=[int(input()) for x in range(n)]
  print(list1)
  key=int(input())
  count=0
  for i in range(n):
  if(key==list1[i]):
  count+=1
  print(count)

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• 
  

  Somya_sharma

  public class Main {
  public static void main(String args[]) {
  int[] arr={1, 1, 2, 2, 2, 2, 3};
  int x=2;
  int count=0;
  for(int i=0;i<arr.length;i++)
  {
  if(x==arr[i])
  {
  count++;
  }
  }
  System.out.print(count);
  }
  }

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• 
  

  Sabeeq

  def counter0occurences(arr,n,x):
  res = 0
  for i in range(n):
  if x = arr[i]:
  res += 1
  arr = [1,1,1,2,3,3]
  n = len(arr)
  x = 1
  print counter0occurences(arr,n,x)

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• 
  

  ashish.pahariya73

  arr = input().split()
  input =int(input())
  counter = 0
  for num in arr:
  if input == int(num):
  counter+=1
  print(counter)

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• 
  

  Mangalam

  array=[]
  n=int(input(‘length of the array’))
  for i in range(0,n):
  item=int(input())
  array.append(item)
  x=int(input(‘enter the number whose frequency is to be found’))
  count=0
  for i in range(0,n):
  if array[i]==x:
  count=count+1
  print(count)

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• 
  

  Mandeep

  #include
  using namespace std;

  int main() {
  int i ,a[50],n,count=0,x;
  cout<>n;
  cout<<"Element of array : \n";
  for(i=0;i>a[i];
  }
  cout<>x;
  for(i=0;i<n;i++)
  {

  if(x==a[i])
  {
  count++;
  }
  }
  cout<<"\n Count : "<<count;

  return 0;
  }

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• 
  

  Anshul

  list=[1, 1, 2, 2, 2, 2, 3]
  n = len(list)

  count = 0
  p = int(input(“Enter number to be searched: \n”))
  for i in range(n):
  if p == list[i]:
  count += 1

  print(“The count is”,count)

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• 
  

  dee.pansh18johri

  #include
  using namespace std;

  int main() {

  int n;
  cin>>n;
  map s;
  for(int i=0;i>e;
  s[e]++;
  }
  int x;
  cin>>x;
  cout<<s[x];

  return 0;
  }
  DEEPANSH JOHRI

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• 
  

  Adarsh

  #include
  using namespace std;

  int main()
  {

  int n;
  cin>>n;
  vectorv(n);
  for(int i=0;i>v[i];
  }
  int t;
  cin>>t;
  int l=lower_bound(v.begin(),v.end(),t)-v.begin();
  int u=upper_bound(v.begin(),v.end(),t)-v.begin();
  cout<<(l-u==0?-1:(u-l))<<"\n";
  return 0;
  }

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• 
  

  HEMAPRAKASH

  #include

  void repeat(int a[],int n,int x)
  {
  int k=0,i;
  for(i=0;i<n;i++)
  {
  if(a[i]==x)
  k++;
  }
  printf("%d",k);
  }

  int main()
  {
  int i,a[100],n,x;
  scanf("%d",&n);
  for(i=0;i<n;i++)
  {
  scanf("%d",&a[i]);
  }
  scanf("%d",&x);
  repeat(a,n,x);
  }

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