Submission #311943

#	Time	Username	Problem	Language	Result	Execution time	Memory
311943		colazcy	Kotrljanje (COCI18_kotrljanje)	C++17	0 / 140	2086 ms	3720 KiB

kotrljanje

#include <cstdio>
#include <vector>
using namespace std;
typedef long long ll;
const int maxn = 100000;
ll c,d,b,m;
inline ll f(ll x){return c * x + d;}
inline int cnt(ll x){
	int res = 0;
	while(x){
		res += x % b;
		x /= b;
	}
	return res;
}
vector<int> vec[maxn];
int p = 0;
int main(){
//	freopen("kotrljanje.in","r",stdin);
//	freopen("kotrljanje.out","w",stdout);
	scanf("%lld %lld %lld %lld",&c,&d,&b,&m);
	for(int i = 0;i < maxn;i++){
		int x = cnt(f(i));
		if(x < maxn)vec[x].push_back(i);
	}
	for(int i = 0;i < maxn;i++)
		if(m <= vec[i].size()){
			for(int j = 0;j < m;j++)printf("%d ",vec[i][j]);
			return 0;
		}
	for(int i = 0;i < maxn;i++)
		if(vec[i].size() >= 2){
			p = i;
			break;
		}
	for(int i = p + 1;i < maxn;i++)
		if(vec[i].size() >= 2){
			int x = vec[i][1] - vec[i][0],y = vec[p][1] - vec[p][0];
			if(x < y || (x == y && vec[i].size() > vec[p].size()))p = i;
		}
	int delta = vec[p][1] - vec[p][0];
	for(int i = 0;i < vec[p].size();i++)printf("%d ",vec[p][i]);
	m -= vec[p].size();
	for(ll now = vec[p].size() + delta;;now += delta){
		if(cnt(f(now)) == p){
			printf("%lld ",now);
			m--;
		}
		if(!m)break;
	}
	fclose(stdin);
	fclose(stdout);
	return 0;
}

Compilation message (stderr)

kotrljanje.cpp: In function 'int main()':
kotrljanje.cpp:27:8: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |   if(m <= vec[i].size()){
      |      ~~^~~~~~~~~~~~~~~~
kotrljanje.cpp:42:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |  for(int i = 0;i < vec[p].size();i++)printf("%d ",vec[p][i]);
      |                ~~^~~~~~~~~~~~~~~
kotrljanje.cpp:21:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   21 |  scanf("%lld %lld %lld %lld",&c,&d,&b,&m);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 14
• Subtask 2: 0 / 14
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
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• Subtask 10: 0 / 14