Convert c++ to c online

#include <bits/stdc++.h>
using namespace std;

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int t;
    cin >> t;
    while(t--){
        int n;
        cin >> n;
        vector<long long> arr(n);
        int i;
        for(i = 0; i < n ; i++)
            cin >> arr[i];
        cout << arr[0]; // b[i] = arr[i]*ceil(b[i-1]/arr[i])
        for(i = 1; i < n ; i++){
            arr[i] = arr[i]*((arr[i-1] + arr[i] - 1)/arr[i]);
            cout << " " << arr[i];
        }
        cout << '\n';
    }
}

Convert c++ to c online

#include <iostream>
#include<algorithm>
#include<fstream>
using namespace std;
pair<int,int>mas[1003];

int main()
{
	int n,k,i;
	freopen("input.txt","r",stdin);
	freopen("output.txt","w",stdout);
	cin>>n>>k;
	for(i=0;i<n;i++)
	{
		cin>>mas[i].first;
		mas[i].second=i+1;
	}
	sort(mas,mas+n);
	cout<<mas[n-k].first<<endl;
	for(i=n-k;i<n;i++)
	{
		cout<<mas[i].second<<" ";
	}
	cout<<endl;
	return 0;
}

Convert c++ to c online

#include <iostream>
using namespace std;

int main() {
    int tc;
    cin>>tc;
    int end1;
    while(tc--){
        int n,m,x;
        cin>>n>>m>>x;
        if((m+x)%2==0){
            cout<<0<<end1;
        }
        else{
            cout<<1<<end1;
        }
    }
	// your code goes here
	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

-1

Source: tutorialspoint.com

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