c++ 2 sum

Naughty Newt answered on July 1, 2020 Popularity 3/10 Helpfulness 1/10

answer c++ 2 sum

related C++ sum of the two number

c++ 2 sum

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int two_sum(){  
    int target = 19;
    int n = 10;
    int arr[n] = {1,2,3,4,5,6,7,8,9,10};
    int l = 0;
    int r = n-1;
 
    while (l<r) {
 
        // If we find a pair
        if(arr[l] + arr[r] == target)
            return 1;
 
        else if (arr[l] + arr[r] < target)
            l++;
        else
            r--;
    }
    return -1;
}

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Contributed on May 07 2024

Naughty Newt

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C++ sum of the two number

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#include <iostream>
using namespace std;
int main() 
{
int num1, num2, sum; 
cout<<"Enter the first number.\n";
cin>>num1;
cout<<"Enter the second number.\n";
cin>>num2;
sum = num1 + num2;
cout<<"The sum is \n"<<sum;
return 0;
}

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Contributed on Dec 29 2022

Answers for school works

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two sum problem in c++

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bool twosum(int A[], int N, int X) {
  	sort(A, A+N);
    int i = 0, j = N-1;
    while (i < j) {
        if (A[i] + A[j] == X) return true;
        else if (A[i] + A[j] > X) j--;
        else i++;
    }
    return false;
}

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Contributed on Jul 01 2020

Light Lyrebird

0 Answers Avg Quality 2/10

sum of 2 arrays c++

Comment

#include <iostream>

int main(){
  	float sum=0;
    int array [3][5] = 
    {
        { 1, 2, 3, 4, 5, }, // row 0
        { 6, 7, 8, 9, 10, }, // row 1
        { 11, 12, 13, 14, 15 } // row 2
    };
  
  for ( i = 0; i < 3; i++ ){
  	for ( j = 0; j < 5; j++ ){
      sum+=array[i][j];
  	}
  }
  std::cout << sum << std::endl;
  
}

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Tags: arrays c++

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Contributed on Mar 01 2022

Maou Shimazu

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c++ 2 sum

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c++ 2 sum

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