Submission #1359378

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Source Code Expand

#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
const int maxn=105;
char str[maxn];
char s[maxn][maxn];
int n;
int work(char ch){
  for(int i=1;i<=n;++i){
    s[0][i]=str[i];
  }
  bool flag=true;
  for(int i=1;i<=n;++i){
    if(str[i]!=ch)flag=false;
  }
  if(flag)return 0;
  for(int i=1;i<=n;++i){
    int len=n-i+1;
    for(int j=1;j<len;++j){
      if(s[i-1][j]==ch||s[i-1][j+1]==ch){
	s[i][j]=ch;
      }else{
	s[i][j]='\0';
      }
    }
    bool flag=true;
    for(int j=1;j<len;++j){
      if(s[i][j]!=ch)flag=false;
    }
    if(flag)return i;
  }
}
int main(){
  scanf("%s",str+1);
  n=strlen(str+1);
  int ans=0x3f3f3f3f;
  for(int i='a';i<='z';++i){
    ans=min(ans,work(i));
  }
  printf("%d\n",ans);
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:35:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s",str+1);
                    ^

Judge Result