CPP

c code to c++ converter

#include <stdio.h>
main ( )
{
char op ;
int n1, n2 ;
printf ("opération souhaitée (+ ou *) ?
 ") ;
scanf ("%c", &op) ;
printf ("donnez 2 nombres entiers : 
") ;
scanf ("%d %d", &n1, &n2) ;
if (op == '+')
printf ("leur somme est : %d 
", n1+n2) ;
else
printf ("leur produit est : %d 
",n1*n2) ;
getch ( ); } //

c++ to c converter online free

#include <iostream>
#include <queue>
using namespace std;
struct Node{
   int data;
   struct Node* left, *right;
};
// Function to count the full Nodes in a binary tree
int fullcount(struct Node* node){
   // Check if tree is empty
   if (!node){
      return 0;
   }  
   queue<Node *> myqueue;
   // traverse using level order traversing
   int result = 0;
   myqueue.push(node);
   while (!myqueue.empty()){
      struct Node *temp = myqueue.front();
      myqueue.pop();
      if (temp->left && temp->right){
         result++;
      }
      if (temp->left != NULL){
         myqueue.push(temp->left);
      }
      if (temp->right != NULL){
         myqueue.push(temp->right);
      }
   }
   return result;
}
struct Node* newNode(int data){
   struct Node* node = new Node;
   node->data = data;
   node->left = node->right = NULL;
   return (node);
}
int main(void){
   struct Node *root = newNode(10);
   root->left = newNode(20);
   root->right = newNode(30);
   root->left->left = newNode(40);
   root->left->right = newNode(50);
   root->left->left->right = newNode(60);
   root->left->right->right = newNode(70);
   cout <<"count is: "<<fullcount(root);
   return 0;
}

c++ to c code converter online

// C++ program to generate n-bit Gray codes
#include <iostream>
#include <string>
#include <vector>
using namespace std;

// This function generates all n bit Gray codes and prints the
// generated codes
void generateGrayarr(int n)
{
	// base case
	if (n <= 0)
		return;

	// 'arr' will store all generated codes
	vector<string> arr;

	// start with one-bit pattern
	arr.push_back("0");
	arr.push_back("1");

	// Every iteration of this loop generates 2*i codes from previously
	// generated i codes.
	int i, j;
	for (i = 2; i < (1<<n); i = i<<1)
	{
		// Enter the previously generated codes again in arr[] in reverse
		// order. Nor arr[] has double number of codes.
		for (j = i-1 ; j >= 0 ; j--)
			arr.push_back(arr[j]);

		// append 0 to the first half
		for (j = 0 ; j < i ; j++)
			arr[j] = "0" + arr[j];

		// append 1 to the second half
		for (j = i ; j < 2*i ; j++)
			arr[j] = "1" + arr[j];
	}

	// print contents of arr[]
	for (i = 0 ; i < arr.size() ; i++ )
		cout << arr[i] << endl;
}

// Driver program to test above function
int main()
{
	generateGrayarr(3);
	return 0;
}

convert code from c to c++ online

#include <stdio.h>  
#include <stdlib.h>  
//Represent a node of singly linked list  
struct node{  
    int data;  
    struct node *next;  
};      
   
//Represent the head and tail of the singly linked list  
struct node *head, *tail = NULL;  
   
//addNode() will add a new node to the list  
void addNode(int data) {  
    //Create a new node  
    struct node *newNode = (struct node*)malloc(sizeof(struct node));  
    newNode->data = data;  
    newNode->next = NULL;  
      
    //Checks if the list is empty  
    if(head == NULL) {  
        //If list is empty, both head and tail will point to new node  
        head = newNode;  
        tail = newNode;  
    }  
    else {  
        //newNode will be added after tail such that tail's next will point to newNode  
        tail->next = newNode;  
        //newNode will become new tail of the list  
        tail = newNode;  
    }  
}  
   
//display() will display all the nodes present in the list  
void display() {  
    //Node current will point to head  
    struct node *current = head;  
      
    if(head == NULL) {  
        printf("List is empty
");  
        return;  
    }  
    printf("Nodes of singly linked list: 
");  
    while(current != NULL) {  
        //Prints each node by incrementing pointer  
        printf("%d ", current->data);  
        current = current->next;  
    }  
    printf("
");  
}  
      
int main()  
{  
    //Add nodes to the list  
    addNode(1);  
    addNode(2);  
    addNode(3);  
    addNode(4);  
      
    //Displays the nodes present in the list  
    display();  
   
    return 0;  
}  

convert from c to c++ online

 #include <stdio.h>

int main()
{
    int num, max, min;

    printf ("Enter four numbers: ");
    scanf ("%d", &num);
    max = min = num;

    for (int i = 0; i < 3; i++)
    { 
        scanf ("%d", &num);
        if (max < num)
            max = num;
        else if (min > num)
            min = num;
    }

    printf ("The smallest and largest of given four numbers are %d and %d respectively.
", min,  max);
    return 0;
}

convert c++ to c online

123456789101112#include <stdio.h>#if !defined (MESSAGE)#define MESSAGE "You wish!"#endifint main(void){cout << "Hello World" << endl;return 0;}X

C to C++ online Converter

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

typedef struct _tree
{    char v[18];
    int len, index, plus_l, plus_r;
    struct _tree *l, *r;
} Tree;

void Ins(Tree **t, char *val, int val_len, int indeks)
{    if(!(*t))
    {    *t = (Tree*)malloc(sizeof(Tree));

        strcpy((*t)->v, val);

        (*t)->len = val_len;
        (*t)->index = indeks;

        (*t)->plus_l = (*t)->plus_r = 0;
        (*t)->l = (*t)->r = NULL;
    }
    else if(((*t)->len > val_len) || (((*t)->len == val_len) && (strcmp((*t)->v, val) > 0)))
    {    if((*t)->r) Ins(&(*t)->r, val, val_len, 1);
        else
        {    Ins(&(*t)->r, val, val_len, (*t)->index + 1);
            (*t)->plus_r = 0;
        }
    }
    else
    {    (*t)->index += 1;
        (*t)->plus_r += 1;

        if((*t)->l) Ins(&(*t)->l, val, val_len, 1);
        else
        {    Ins(&(*t)->l, val, val_len, (*t)->index - 1);
            (*t)->plus_l = 0;
        }
    }
}

int Find(Tree **t, char *val, int val_len)
{    if(*t)
    {    if(strcmp((*t)->v, val) == 0)
        {    printf("%d
", (*t)->index);
            return 1;
        }

        else if(((*t)->len > val_len) || (((*t)->len == val_len) && (strcmp((*t)->v, val) > 0)))
        {    if((*t)->plus_r)
            {    if((*t)->r)
                {    int t_plus_r = (*t)->plus_r;

                    (*t)->r->index += t_plus_r;
                    (*t)->r->plus_l += t_plus_r;
                    (*t)->r->plus_r += t_plus_r;
                }

                (*t)->plus_r = 0;
            }

            return Find(&(*t)->r, val, val_len);
        }

        else
        {    if((*t)->plus_l)
            {    if((*t)->l)
                {    int t_plus_l = (*t)->plus_l;

                    (*t)->l->index += t_plus_l;
                    (*t)->l->plus_l += t_plus_l;
                    (*t)->l->plus_r += t_plus_l;
                }

                (*t)->plus_l = 0;
            }

            return Find(&(*t)->l, val, val_len);
        }
    }
    else return 0;
}

int main()
{    int T, cmd, len;
    scanf("%d", &T);

    Tree *t = NULL;
    char val[18];

    while(T--)
    {    scanf("%d %s", &cmd, val);
        len = strlen(val);

        if(cmd == 1) Ins(&t, val, len, 1);
        else if(!Find(&t, val, len)) printf("Data tidak ada
");
    }

    return 0;
}

converter c para c++ online

#include <stdio.h>
#include <stdlib.h>

int main (void){
	int vetor [2];
	int *v; // ponteiro
	v = vetor;
	v[0] = 123;
	v[1] = 456;
	printf ("vetor[0] = %d
", vetor[0]);
	printf ("vetor[1] = %d

", vetor[1]);
	system ("pause");
}