1 solutions

  • 0
    @ 2023-12-15 20:29:02
    #include<iostream>
    using namespace std;
    int dif(int a,int i){
    	if(i==0)
    	return a;
    	if(a%10!=0)
    	return dif(a-1,--i);
    	return dif(a/10,--i);
    } 
    int main(){
    	int a,i;
    	cin>>a>>i;
    	cout<<dif(a,i);
    }
    
    • 1

    Information

    ID
    95
    Time
    1000ms
    Memory
    64MiB
    Difficulty
    10
    Tags
    # Submissions
    4
    Accepted
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