#include <stdio.h>
 
int main() {
  int a=0;
  int b=0;
  int p1=22, p2=17;
  int k1 = 4,k2 = 19;
  int n1 = 26;
  int running = 1;
 
  k1 = k1 % n1;
  k2 = k2 % n1;
 
  while( running ){
    int w1 = (p1*a + b)%n1;
    int w2 = (p2*a + b)%n1;
 
    if( w1 == k1 && w2 == k2 ){
      printf( "a = %i, b = %i\n",a,b );
      puts( "continue? (y/n) ");
      char anw = getchar();
      if( anw == 'n' || anw == 'N' ) {
//        running = 0;
        break;
      }
    }
    if( b!=0 && (b%n1)==0 ){
      ++a;
      b = 0;
    }
    else
      ++b;
    
 
  }  
        return 0;
}