CSES - Aalto Competitive Programming 2024 - wk5 - Mon - Results
Submission details
Task:Deleting digits
Sender:aalto2024e_003
Submission time:2024-09-30 16:30:53 +0300
Language:C++ (C++17)
Status:READY
Result:ACCEPTED
Test results
testverdicttime
#1ACCEPTED0.00 sdetails
#2ACCEPTED0.00 sdetails
#3ACCEPTED0.00 sdetails
#4ACCEPTED0.00 sdetails
#5ACCEPTED0.00 sdetails
#6ACCEPTED0.00 sdetails
#7ACCEPTED0.00 sdetails
#8ACCEPTED0.00 sdetails
#9ACCEPTED0.01 sdetails
#10ACCEPTED0.01 sdetails
#11ACCEPTED0.01 sdetails
#12ACCEPTED0.01 sdetails
#13ACCEPTED0.00 sdetails

Code

#include <bits/stdc++.h>

using namespace std;

//Definitions for quicker writing
#define REP(i,a,b) for (int i = a; i < b; i++)

//Typedefs for quicker writing
typedef long long ll;
typedef vector<int> vi;
typedef pair<int,int> pi;


int main() {
    	//IO optimization
	ios::sync_with_stdio(0);
	cin.tie(0);

    	//Input definition
    	int n;
    	cin >> n;
	
	int num = n;
	int step = 0;
	//Main Part
	while(num > 0){
		int cur = num;
		int mx = 0;
		int dig;
		dig = cur % 10;
		mx = max(mx, dig);
		while(cur >= 10){
			cur /= 10;
			dig = cur % 10;
			mx = max(mx, dig);
		}
		num -= mx;
		step++;
	}


	//Output
	cout << step << "\n";

	return 0; 
}

Test details

Test 1

Verdict: ACCEPTED

input
4

correct output
1

user output
1

Test 2

Verdict: ACCEPTED

input
17

correct output
3

user output
3

Test 3

Verdict: ACCEPTED

input
35

correct output
7

user output
7

Test 4

Verdict: ACCEPTED

input
167

correct output
29

user output
29

Test 5

Verdict: ACCEPTED

input
4434

correct output
687

user output
687

Test 6

Verdict: ACCEPTED

input
9722

correct output
1381

user output
1381

Test 7

Verdict: ACCEPTED

input
37882

correct output
5406

user output
5406

Test 8

Verdict: ACCEPTED

input
103330

correct output
13867

user output
13867

Test 9

Verdict: ACCEPTED

input
562167

correct output
75527

user output
75527

Test 10

Verdict: ACCEPTED

input
991919

correct output
127308

user output
127308

Test 11

Verdict: ACCEPTED

input
999993

correct output
128206

user output
128206

Test 12

Verdict: ACCEPTED

input
999999

correct output
128206

user output
128206

Test 13

Verdict: ACCEPTED

input
23456

correct output
3364

user output
3364