Submission #1991417

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
#define si scanf
#define so printf
#define N 110
#define M 
#define INF  
template<typename TP>inline bool rd(TP& r)
{
	r=0;
	char tmp=getchar();
	while(tmp<'0'||tmp>'9')
	{
		if(tmp==EOF)
			return 0;
		tmp=getchar();
	}
	while('0'<=tmp&&tmp<='9')
	{
		r=(r<<3)+(r<<1)+tmp-'0';
		tmp=getchar();
	}
	return 1;
	
} 
int n;
char inn[N];
int in[N],s[N];
bool vis[30];
int ok(int c)
{
	memcpy(s,in,sizeof(in));
	bool all=0;
	all=1;
		for(int j=1;j<=n&&all;++j)
			if(s[j]!=c)
				all=0;
		if(all)
			return 0;
	for(int i=1;i<=n;++i)
	{
		for(int j=1;j<=n-i;++j)
			if(s[j]==c||s[j+1]==c)
				s[j]=c;
			else
				s[j]=s[j];
		all=1;
		for(int j=1;j<=n-i&&all;++j)
			if(s[j]!=c)
				all=0;
		if(all)
			return i;
	}
}
int main()
{
	si("%s",inn+1);
	n=strlen(inn+1);
	for(int i=1;i<=n;++i)
	{
		in[i]=inn[i]-'a'+1;
		vis[in[i]]=1;
	}
	int ans=10000000;
	for(int i=1;i<=26;++i)
		if(vis[i])
			ans=min(ok(i),ans);
	so("%d\n",ans);
	return 0;
} 

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:59:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  si("%s",inn+1);
                ^

Judge Result