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  1. #include <stdio.h>
  2.  
  3. #define max 50
  4.  
  5. void sodaonguoc(int x){
  6.         int b;
  7.         int count=0;
  8.         int a[max];
  9.         int i=0;
  10.         while (x!=0)
  11.         {
  12.             int d=x%10;
  13.             x/=10;
  14.             count++;
  15.  
  16.             a[i]=d;
  17.             i++;
  18.         }
  19.         int j=count;
  20.         for (int i = 0; i <= count/2; i++)
  21.         {
  22.             j--;
  23.             {
  24.                 if (a[i]!=a[j]) b=0;
  25.                 else b=1;
  26.             }
  27.  
  28.         }
  29.         if (b==1)
  30.         {
  31.             printf("day la so dao nguoc");
  32.         }
  33.         else if (b==0)
  34.         {
  35.             printf("day khong phai so dao nguoc");
  36.         }
  37. }
  38.  
  39. int main(void) {
  40. 	sodaonguoc(1223);
  41. 	return 0;
  42. }
  43.  
Success #stdin #stdout 0s 9424KB
comments (?)
stdin 
Standard input is empty
stdout 
day la so dao nguoc
https://ideone.com/glSS4x
Sum digit (guest)
language:
C (gcc 8.3)
created:
6 years ago
visibility:
secret

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