Thursday, 7 July 2016

programming CHALLENGE [UPDATED]

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guys here a text encrypting program....so the task is to make an program to decrypt that text ....here's its source code u can also download its source code @ downloadits solution will be uploaded within 15 days....you can also mail your solution @ mayank8005@gmail.com will enlist top 10 solutions mentioning your name..
for any query u can place a comment

source code....




  1. #include<iostream>
  2. #include<conio.h>
  3. #include<stdlib.h>
  4. #include<string.h>
  5. #include<stdio.h>
  6. using namespace std;
  7. int main()
  8. {

  10. system("cls");
  11. string name;
  12. cout<<"use only lower case \n";
  13. int len,i;
  14. getline(cin,name);
  15. for(len=0;name[len];len++);
  16. for(i=0;i<len/2;i++)
  17. {
  18. if(name[i]<123&&name[i]>96)
  19. name[i]=97+(25-(name[i]-97));
  20. else if(name[i]>=48&&name[i]<=57)
  21. {
  22. if((name[i]-48)<=4)
  23. name[i]=name[i]+5;
  24. else
  25. name[i]=name[i]-5;
  26. }
  27. }
  28. for(;i<len-1;i++)
  29. {
  30. if(name[i]<=(97+13)&&name[i]>97)
  31. name[i]++;
  32. else if(name[i]>(97+13)&&name[i]<123)
  33. name[i]--;
  34. else if(name[i]>=48&&name[i]<=57)
  35. {
  36. if((name[i]-48)<=4)
  37. name[i]=name[i]+5;
  38. else
  39. name[i]=name[i]-5;
  40. }
  41. }
  42. system("cls");
  43. cout<<"gen : ";
  44. int j;
  45. for(j=0;j<len-1;j++)
  46. cout<<name[j];
  47. cout<<(int)name[j];

  49. getch();
  50. }

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thank u
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