帮帮解读一下

Question

#include<iostream>

#include<cstring>

using namespace std;

int main()

{

int i(0),num[10]={0},n(0);

char a[1005]={0};

cin>>a;

n=strlen(a);

cout<<"n= "<<n<<endl;

for(i=0;i<n;i++)

num[a[i]-'0']++;

cout<<a[i]-'0'<<endl;

for(i=0;i<10;i++)

{

if(num[i]>0)

cout<<i<<":"<<num[i]<<endl;

}

return 0;

}

Answer 1

看不懂吗

Answer 2

java路过~~