#include<bits/stdc++.h>
using namespace std;
const int N=1e5+5;
char s[N],t[N];
int f[N],g[30],T;
int n,m;
int main() {
	scanf("%s%s",t+1,s+1);
	T=1;n=strlen(s+1);m=strlen(t+1);ans=m;
	for(int i=1;i<=n;i++) f[i]=-1;
	for(int i=1;i<=m;i++)
		if(t[i]==s[T]) f[T++]=i;
	int pos=m;
	for(int i=n-1;i>=0;i--) {
		if(f[i]==-1) continue;
		while(pos>f[i]) g[t[pos]-'a']=pos,pos--;
		for(int j=0;j<s[i+1]-'a';j++) 
			if(g[j]!=0) ans=min(ans,g[j]-i-1);
	}
	printf("%d",ans); 
}

answer.code: In function ‘int main()’:
answer.code:9:41: error: ‘ans’ was not declared in this scope; did you mean ‘abs’?
    9 |         T=1;n=strlen(s+1);m=strlen(t+1);ans=m;
      |                                         ^~~
      |                                         abs
answer.code:8:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    8 |         scanf("%s%s",t+1,s+1);
      |         ~~~~~^~~~~~~~~~~~~~~~