c

孙一铭  •  1个月前


include<bits/stdc++.h>

using namespace std; int n,b,t; int main(){

	cin>>n; 
	if(n==0){ 
		cout<<"0"; 
		return 0; 
	} 
	char c; 
	string s; 
while(n>0){ 
	c=n%2+'0';  
	s=c+s; 
	n=n/2; 
} 
cout<<s;  
return 0;    

}


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