《c程序设计语言》读书笔记-第二个字符串任意一个在第一个字符串出现的位置，未出先返回-1

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#include <stdio.h>#include <string.h>#define Num 1000int main(){    int  c,i,j = 0,m = 0,n = 0,k,count1 = 0,count2 = 0,w,h = 0,l = 0,flag2 = 0;    char s[Num],t[Num],str[Num] = {'\0'};    int  number[Num],number2[Num],flag = 0;    printf("Please input a string:\n");    while((c = getchar()) != EOF && c != '\n' && count1 < Num)    {        s[count1] = c;        count1++;    }    printf("Please input another string:\n");     while((c = getchar()) != EOF && c != '\n' && count2 < Num)    {        t[count2] = c;        count2++;    }    for(i = 0;i < count1;i++)    {        flag = 0;        for(k = 0;k < m;k++)        {            if(s[i] == str[k])                {                    flag = 1;                    break;                }        }        if(flag == 0)        {            for(j = 0;j < count2;j++)            {                if(s[i] == t[j])                {                    str[m++] = s[i];                    number[n++] = i;                    number2[h++] = j;                    break;                }            }        }    }    printf("The first location in str1 where any character from str2 occurs\n");    for(w = 0;w < count2;w++)        {            flag2 = 0;            for(l = 0;l < m;l++)                {                    if(w == number2[l])                    {                        printf("%c",str[l]);                        printf(",%d\n",number[l]);                        flag2 = 1;                        break;                    }                }            if(flag2 == 0)                 printf("%c,-1\n",t[w]);        }    return 0;}

费了好大劲，完成期间错误百出！要仔细点啊。

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