Submission #891008

#	Time	Username	Problem	Language	Result	Execution time	Memory
891008		vjudge1	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	0 / 100	1 ms	348 KiB

sortbooks

#include <bits/stdc++.h>
using namespace std;
int gcd(int a, int b) {
    while(b!=0){
        int temp=b;
        b=a%b;
        a=temp;
    }
    return a;
}

int lcm(int a, int b){
    return(a*b)/gcd(a, b);
}

int rec(int aa, int bb){
    int res=aa;
    for(int i=aa+1; i<=bb; i++){
        res=lcm(res, i);
    }
    return res;
}
int cnt(int n){
    int c=0;
    while(n%10==0){
        c++;
        n/=10;
    }
    return c;
}
int main(){
    int a, b;
    cin>>a>>b;
    int ans=rec(a, b);
	cout<<cnt(ans);
    return 0;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 9
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23