// verifast_options{disable_overflow_check target:ILP32}

extern void abort(void);//@ requires true; 
//@ ensures true;


extern void __assert_fail (const char *__assertion, const char *__file,
      unsigned int __line, const char *__function)
     __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern void __assert_perror_fail (int __errnum, const char *__file,
      unsigned int __line, const char *__function)
     __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern void __assert (const char *__assertion, const char *__file, int __line)
     __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));

void reach_error() //@ requires false; 
//@ ensures true;
{ ((void) sizeof ((0) ? 1 : 0), __extension__ ({ if (0) ; else __assert_fail ("0", "assert.h", 3, __extension__ __PRETTY_FUNCTION__); })); }
extern void abort(void);
void assume_abort_if_not(int cond) //@ requires true; 
//@ ensures true;
{
  if(!cond) {abort();}
}
void __VERIFIER_assert(int cond) //@ requires (1 <= cond); 
//@ ensures (1 <= cond);
{
  if (!(cond)) {
    ERROR: {reach_error();abort();}
  }
  return;
}
int __VERIFIER_nondet_int();//@ requires true; 
//@ ensures true;

int main(int argc, char* argv[]) //@ requires module(large_const__verifast_instrumented_modified, true); 
//@ ensures junk();
{
  int c1 = 4000;
  int c2 = 2000;
  int c3 = 10000;
  int n, v;
  int i, k, j;
  n = __VERIFIER_nondet_int();
  if (!(0 <= n && n < 10)) return 0;
  k = 0;
  i = 0;
  while( i < n )//@ invariant ((((((10000 <= c3) && (k == 0)) && (4000 <= c1)) && (i == 0)) && (2000 <= c2)) || ((((((10000 <= c3) && (2000 <= k)) && (4000 <= c1)) && (n <= 1)) && (2000 <= c2)) && (1 <= i)));
 {
    i++;
    v = __VERIFIER_nondet_int();
    if (!(0 <= v && n < 2)) return 0;
    if( v == 0 )
      k += c1;
    else if( v == 1 )
      k += c2;
    else
      k += c3;
  }
  j = 0;
  while( j < n )//@ invariant ((((j == 0) && (n <= 0)) || ((((((10000 <= c3) && (0 <= j)) && (2000 <= k)) && (4000 <= c1)) && (n <= 1)) && (2000 <= c2))) || ((((((10000 <= c3) && (1 <= k)) && (1 <= j)) && (4000 <= c1)) && (n <= 1)) && (2000 <= c2)));
 {
    __VERIFIER_assert(k > 0);
    j++;
    k--;
  }
  return 0;
}