is a comprehensive book on getting a job at a top tech company, while focuses on dev interviews and does this for PMs.
CareerCup's interview videos give you a real-life look at technical interviews. In these unscripted videos, watch how other candidates handle tough questions and how the interviewer thinks about their performance.
Most engineers make critical mistakes on their resumes -- we can fix your resume with our custom resume review service. And, we use fellow engineers as our resume reviewers, so you can be sure that we "get" what you're saying.
Our Mock Interviews will be conducted "in character" just like a real interview, and can focus on whatever topics you want. All our interviewers have worked for Microsoft, Google or Amazon, you know you'll get a true-to-life experience.
range num_of_twos
- wangjiaqin July 10, 20080~99 20
100~199 20
...
900~999 20
so
0~999 20*10
1000~1999 20*10
...
9000~9999 20*10
...
//======================
#define num_of_twos 20
int countTwo(int num)
{
int count=0,mod1=0,mod2=0,mod=0;
int scale=1;
mod1=num%10;
num=num/10;
mod2=num%10;
num=num/10;
while(num>0)
{
mod=num%10;
num=num/10;
count=count+mod*num_of_twos*scale;
}
if(mod2<2)//less than 20
{
if(mod1>=2)
count+=mod2+1;
else
count+=mod2;
}
else if(mod2>2)//bigger than 29
{
if(mod1>=2)
count+=mod2+10+1;
else
count+=mod2+10;
}
else
{
if(mod1>=2)//between 20~29
count+=mod2+mod1+2;
else
count+=mod2+mod1+1;
}
return count;
}