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  1. #include <iostream>
  2. #include <stdio.h>
  3. #include <stdlib.h>
  4.  
  5. struct mas
  6. {
  7.     int* str;
  8. };
  9.  
  10. int de(int n, mas *m, int par)
  11. {
  12.     int i;
  13.     for (i=0; i<n; i++)
  14.         delete [] (m[i]).str;
  15.     delete [] m;
  16.     if (par==0)
  17.         printf("yes\n");
  18.     else
  19.         printf("no\n");
  20.     return 0;
  21. }
  22.  
  23. int main()
  24. {
  25.     int i, j, n, a, x, stop=1, next;
  26.     mas *m;
  27.     scanf("%d", &n);
  28.     m = new mas[n];
  29.     for (i=0; i<n; i++)
  30.     {
  31.         (m[i]).str = new int[n];
  32.         for (j=0; j<n; j++)
  33.             scanf("%d", ((m[i]).str)+j);
  34.     }
  35.     scanf("%d", &x);
  36.     if (x>((m[n]).str)[n])
  37.         return printf("no\n");
  38.     i = j = 0;
  39.     while (i<n && stop==1)
  40.     {
  41.         if ((next=((m[i]).str)[j])==x)
  42.             stop = 0;
  43.         else if (next>x)
  44.         {
  45.             if (j!=n-1)
  46.             {
  47.                 j--;
  48.                 i++;
  49.             }
  50.             else
  51.                 return de(n, m, 1);
  52.         }
  53.         else
  54.         {
  55.             if (j!=n-1)
  56.                 j++;
  57.             else
  58.                 i++;
  59.         }
  60.     }
  61.     return de(n, m, stop);
  62. }
Runtime error #stdin #stdout 0s 15224KB
comments (?)
stdin
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2
0 1
0 3
2
stdout
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Standard output is empty
https://ideone.com/z9FrG2
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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