C :

#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <time.h>
int main()
{
  //  freopen("in","r",stdin);
   // freopen("out","w",stdout);

   int  x = 0;

	do{
		x++;
	} while (!(x%2==1 && x%3==2 && x%5==4 && x%6==5 && x%7==0));
	printf("%d\n", x);
  return 0;
}

C++ :

#include<stdio.h>
int main()
{
	int all,step1 = 2,step2 = 3,step3 = 5,step4 = 6,step5 = 7;
	for(all = 7;;all++)
	{
		if(all%step1 == 1 && all%step2 == 2 && all%step3 == 4 && all%step4 == 5 && all%step5 == 0)
		{
			printf("%d\n",all);
			break;
		}
	}
	return 0;
}