poj1035 Spell checker

这题目比较简单，把思路搞清楚就可以啦。

#include <stdio.h>
#include <string.h>
char words[10000+10][20];

int init(){
    int cnt=0;
    while(~scanf("%s",words[cnt])){
        if(strcmp("#",words[cnt])==0) return cnt;
        cnt++;
    }
}
int judge(char a[],char b[]){
    int success;
    int la=strlen(a);
    int lb=strlen(b);
    int i,j,k;
    int cnt=0;
    if(la==lb){
        for(i=0;i<la;++i)
            if(a[i]!=b[i])
                cnt++;
        if(cnt==1) return 1;
    }


    if(la==lb+1)
    for(i=0;i<la;++i){
        success=1;
        for(j=0,k=0;j<la&&k<lb;){
            if(j==i){
                j++;continue;
            }
            if(a[j]!=b[k]){
                success=0;
            }
            j++;k++;
        }
        if(success==1) return 1;
    }
    if(la+1==lb)
    for(i=0;i<lb;++i){
        success=1;
        for(j=0,k=0;j<la&&k<lb;){
            if(k==i){
                k++;continue;
            }
            if(a[j]!=b[k]){
                success=0;
            }
            j++;k++;
        }
        if(success==1) return 1;
    }
    return 0;
}

void done(int cnt){
    char tmp[20];
    int i;
    int success;
    while(~scanf("%s",tmp)){
        if(strcmp(tmp,"#")==0)
            return;
        success=0;
        for(i=0;i<cnt;++i){
            if(strcmp(words[i],tmp)==0){
                printf("%s is correct\n",tmp);
                success=1;
                break;
            }
        }
        if(success==1) 
            continue;
        printf("%s:",tmp);
        for(i=0;i<cnt;++i){
            if( judge(words[i],tmp)==1){
                printf(" %s",words[i]);
            }
        }
        printf("\n");
    }
    return ;
}
int main(){
    done(init());
    return 0;
}