OJ-Problems-Source/HDOJ/2476_autoAC.cpp

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#include <stdio.h>
#include <string.h>
#include <algorithm>
using namespace std;
char s1[105],s2[105];
int dp[105][105];
int ans[105],i,j,k,len;
int main()
{
while(~scanf("%s%s",s1,s2))
{
len = strlen(s1);
memset(dp,0,sizeof(dp));
for(j = 0; j<len; j++)
{
for(i = j; i>=0; i--)
{
dp[i][j] = dp[i+1][j]+1;
for(k = i+1; k<=j; k++)
{
if(s2[i]==s2[k])
dp[i][j] = min(dp[i][j],(dp[i+1][k]+dp[k+1][j]));
}
}
}
for(i = 0; i<len; i++)
ans[i] = dp[0][i];
for(i = 0; i<len; i++)
{
if(s1[i] == s2[i])
ans[i] = ans[i-1];
else
{
for(j = 0; j<i; j++)
ans[i] = min(ans[i],ans[j]+dp[j+1][i]);
}
}
printf("%d\n",ans[len-1]);
}
return 0;
}