Submission #994232

---

Source Code Expand

#include<cstdio>
#include<cstring>
#include<vector>
#include<queue>
#include<algorithm>
#include<cmath>
#include<climits>
#include<string>
#include<set>
#include<map>
#include<iostream>
using namespace std;
#define rep(i,n) for(int i=0;i<((int)(n));i++)
#define reg(i,a,b) for(int i=((int)(a));i<=((int)(b));i++)
#define irep(i,n) for(int i=((int)(n))-1;i>=0;i--)
#define ireg(i,a,b) for(int i=((int)(b));i>=((int)(a));i--)
typedef long long int lli;
typedef pair<int,int> mp;
#define fir first
#define sec second
#define IINF INT_MAX
#define LINF LLONG_MAX
#define eprintf(...) fprintf(stderr,__VA_ARGS__)
#define pque(type) priority_queue<type,vector<type>,greater<type> >
#define memst(a,b) memset(a,b,sizeof(a))
#define iter(v,ite) for(auto ite=(v).begin();ite!=(v).end();ite++)
#define mimunum(v,x) distance((v).begin(),lower_bound((v).begin(),(v).end(),x))

lli n,a;

lli dp[100005]={};

lli memo(int t){
	//printf("%d\n",t);
	if(dp[t]!=0)return dp[t];
	if(t==1)return 0;
	lli res=200005;
	reg(i,2,t){
		res = min(res,memo((t+i-1)/i)+i+a);
	}
	dp[t]=res;
	//printf("%d %lld\n",t,res);
	return res;
}


int main(void){
	scanf("%lld%lld",&n,&a);
	if(n>=100005)return 0;
	reg(i,1,n)memo(i);
	
	lli ans=200005;
	reg(i,1,n){
		ans = min(ans,memo(i)+(n+i-1)/i);
	}
	printf("%d\n",ans);
		
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:56:19: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘lli {aka long long int}’ [-Wformat=]
  printf("%d\n",ans);
                   ^
./Main.cpp:48:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld",&n,&a);
                         ^

Judge Result