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  1. #include<stdio.h>
  2. #include<string.h>
  3.  
  4. int main()
  5.  
  6. {
  7. int j,t,k,x,i,len,len1,q,l;
  8. char s[2002],s1[2002],str[2002]= {0},str1[2001]= {0},sum[2002],sum1[1000];
  9.  
  10.  
  11. scanf("%d",&t);
  12. getchar();
  13.  
  14. for(x=0; x<t; x++)
  15.  
  16. {
  17.  
  18. scanf("%s%s",s,s1);
  19. k=0;
  20. i=0;
  21. q=0;
  22. len=strlen(s);
  23. len1=strlen(s1);
  24.  
  25. if(len>len1)
  26. len1=len;
  27.  
  28. for(j=0; j<len1; j++)
  29. {
  30. if(s[j]>='0'&&s[j]<='9')
  31. str[i]=s[j];
  32. else
  33. str[i]='0';
  34. i++;
  35. if(s1[j]>='0'&&s1[j]<='9')
  36. str1[k]=s1[j];
  37.  
  38. else
  39. str1[k]='0';
  40. k++;
  41. }
  42.  
  43. str[i]='\0';
  44. str1[k]='\0';
  45.  
  46. int z=0;
  47. int carry=0,m;
  48. for(i=0; i<strlen(str); i++)
  49. {
  50.  
  51.  
  52.  
  53. m=str[i]-48+str1[i]-48+carry;
  54. carry=m/10;
  55. if(m>=10)
  56. {
  57. sum[z]=m%10+'0';
  58. if(i==strlen(str)-1)
  59. {
  60. z++;
  61. sum[z]=carry+48;
  62.  
  63. }
  64. }
  65. else
  66. {
  67.  
  68. sum[z]=m+'0';
  69. }
  70. z++;
  71.  
  72. }
  73.  
  74. sum[z]='\0';
  75.  
  76. if(sum[0]=='0')
  77. {
  78. for(l=0; l<z; l++)
  79. if(sum[l]!='0')
  80. break;
  81. for(m=l; m<z; m++)
  82. {
  83. sum1[q]=sum[m];
  84. q++;
  85. }
  86.  
  87. printf("%s\n",sum1);
  88. }
  89.  
  90. else
  91. printf("%s\n",sum);
  92. }
  93. return 0;
  94. }
  95.  
Success #stdin #stdout 0s 2252KB
comments (?)
stdin
copy 
2
999999 999999
1 999999
stdout
copy 
8999991
99991
https://ideone.com/gnCDWB
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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