Submission #24,291

2026-02-08 09:58:00

cpp17

Accepted 40/40

2ms

512 KiB

#include <bits/stdc++.h>
using namespace std;

int main(){
    string s;cin>>s;
    int n=s.size();
    int cnt=0;
    for(char c:s)
        if(c=='0')cnt++;
    int plus=0;
    if(cnt==n-1&&s[0]!='1')
        plus=(n-1)*9+(s[0]-'0');
    int ans=0;
    for(int i=1;i<n;i++)ans+=9*i;
    if(!plus)
        for(int i=0;i<n;i++)
            ans+=s[i]-'0';
    cout<<ans+plus<<'\n';
}

	Sum	Test	Verdict		Time	Memory
base	40/40
		1	Accepted	0/0	1ms	508 KiB
		2	Accepted	0/0	1ms	500 KiB
		3	Accepted	0/0	1ms	316 KiB
		4	Accepted	2/2	2ms	316 KiB
		5	Accepted	2/2	1ms	316 KiB
		6	Accepted	2/2	1ms	316 KiB
		7	Accepted	2/2	1ms	316 KiB
		8	Accepted	2/2	1ms	512 KiB
		9	Accepted	2/2	1ms	316 KiB
		10	Accepted	2/2	1ms	316 KiB
		11	Accepted	4/4	1ms	316 KiB
		12	Accepted	4/4	1ms	508 KiB
		13	Accepted	2/2	1ms	316 KiB
		14	Accepted	2/2	1ms	508 KiB
		15	Accepted	2/2	1ms	316 KiB
		16	Accepted	2/2	1ms	316 KiB
		17	Accepted	2/2	1ms	324 KiB
		18	Accepted	2/2	1ms	320 KiB
		19	Accepted	3/3	1ms	316 KiB
		20	Accepted	3/3	1ms	500 KiB