// verifast_options{disable_overflow_check target:ILP32}
extern void abort(void);
//@ requires true;
//@ ensures true;


void reach_error()
//@ requires false;
//@ ensures true;
{}void assume_abort_if_not(int cond) 
//@ requires true;
//@ ensures true;
{  if(!cond) {abort();}
}
void __VERIFIER_assert(int cond) 
//@ requires (cond != 0);
//@ ensures (cond != 0);
{  if (!(cond)) {
      ERROR: {reach_error();abort();}
  }
  return;
}
int __VERIFIER_nondet_int();
//@ requires true;
//@ ensures true;
int main() 
//@ requires module(hhk2008__verifast_instrumented, true);
//@ ensures junk();
{
    //@ open_module(); 
    int a = __VERIFIER_nondet_int();
    int b = __VERIFIER_nondet_int();
    int res, cnt;
    if (!(a <= 1000000)) return 0;
    if (!(0 <= b && b <= 1000000)) return 0;
    res = a;
    cnt = b;
while (cnt > 0)
//@ invariant ((res <= (b + a)) && ((cnt + res) == (b + a)));
    {
 cnt = cnt - 1;
 res = res + 1;
    }
    __VERIFIER_assert(res == a + b);
    return 0;
}