为什么程序进行到一半就停止了,还没一个数到400万,不应该还可以继续吗?
#include<stdio.h>
int main()
{
int a, b, c, sum;
a = 1, b = 2, c = 0, sum = 1;
Q: while ((c < a || c < b)&&b<4000000)
{
if(c!=0)
printf("c=%d\n", c);
c = a + b;
if(c%2==0)
sum = sum + c;
if ((a < b || a < c)&&c<4000000)
{
printf("a=%d\n", a);
a = b + c;
if(a%2==0)
sum = sum + a;
if ((b < a || b < c)&&a<4000000)
{
printf("b=%d\n", b);
b = a + c;
if(b%2==0)
sum = sum + b;
goto Q;
}
}
}
printf("sum=%d", sum);
return 0;
}