digital clock program code

SUBMITTED BY: sunil

DATE: Dec. 7, 2015, 7:44 a.m.

FORMAT: Text only

SIZE: 3.0 kB

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  1. /*
  2. Name: sunil kumar
  3. Email ID: sunilcodex@gmail.com
  4. */
  5. #include<stdio.h>
  6. #include<conio.h>
  7. #include<string.h>
  8. void hour12();
  9. void hour24();
  10. int main()
  11. {
  12. system("color 5E");
  13. system("title Clock");
  14. int t,g;
  15. printf("enter 1 (12 hour) / 2 (24 hour)\n");
  16. scanf("%d",&t);
  17. switch(t)
  18. {
  19. case 1:
  20. system("cls");
  21. hour12();
  22. // break;
  23. case 2:
  24. system("cls");
  25. hour24();
  26. break;
  27. default:
  28. printf("default %d not errar\n",t);
  30. }
  31. getch();
  32. return 0;
  33. }
  34. void hour12()
  35. {
  36. long i;
  37. int sec=0,min=0,hour=0,t,g;
  38. char ch[4],am[]="AM",pm[]="PM";
  39. printf("enter hour\n");
  40. scanf("%d",&hour);
  41. if(13<hour)
  42. hour=1;
  43. printf("enter min\n");
  44. g=hour;
  45. scanf("%d",&min);
  46. if(61<min)
  47. min=0;
  48. printf("enter sec\n");
  49. scanf("%d",&sec);
  50. if(61<sec)
  51. sec=0;
  52. aaa:
  53. printf("enter 1 AM / 2 PM\n");
  54. scanf("%d",&t);
  55. switch(t)
  56. {
  57. case 1:
  58. strcpy(ch,am);
  59. t=1;
  60. break;
  61. case 2:
  62. strcpy(ch,pm);;
  63. t=0;
  64. break;
  65. default:
  66. goto aaa;
  67. }
  68. abc:
  69. sleep(1000);
  70. system("cls");
  71. printf("%02d:%02d:%02d %s",hour,min,sec,ch); // 04:35:09 AM output program
  72. sec++;
  73. if(sec==60)
  74. {
  75. sec=0;
  76. min++;
  77. }
  78. if(min==60)
  79. {
  80. min=0;
  81. g=hour;
  82. hour++;
  83. if(hour>=12&&min==0&&sec==0)
  84. {
  85. if((g-1)==11)
  86. hour=1;
  87. if(t==1)
  88. {
  89. strcpy(ch,pm);
  90. t=1;
  91. }
  92. else
  93. {
  94. strcpy(ch,am);
  95. t=0;
  96. }
  97. }
  98. }
  99. goto abc;
  100. }
  101. void hour24()
  102. {
  103. long i;
  104. int sec=0,min=0,hour=0,t,g;
  105. printf("enter hour\n");
  106. scanf("%d",&hour);
  107. if(24<hour)
  108. hour=1;
  109. printf("enter min\n");
  110. scanf("%d",&min);
  111. if(61<min)
  112. min=0;
  113. printf("enter sec\n");
  114. scanf("%d",&sec);
  115. if(61<sec)
  116. sec=0;
  117. abc:
  118. sleep(1000);
  119. system("cls");
  120. printf("%02d:%02d:%02d",hour,min,sec); // 04:35:09 output program
  121. sec++;
  122. g=hour;
  123. if(sec==60)
  124. {
  125. sec=0;
  126. min++;
  127. }
  128. if(min==60)
  129. {
  130. min=0;
  131. hour++;
  132. if(hour>=24&&min==0&&sec==0)
  133. {
  134. if((g-1)==23)
  135. hour=1;
  136. }
  137. }
  138. goto abc;
  139. }
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