题解 | #提取不重复的整数#

#include <stdio.h>



int main() {
    int a, b;
    char ch = 0;
    char chArry[10] = {0};
    char outArry[10] = {0};
    int ArryLen = 0;
    int strLen = 0;
    memset(chArry,0x00,10);
    scanf("%s",chArry);
    strLen = strlen(chArry);

    for(int i = strLen -1; i >= 0; i--)
    {
        ch = chArry[i];
        for(int i = 0; i < 10; i++)
        {
            if(outArry[i] == ch)
                break;
            if(outArry[i] == 0)
            {
                outArry[i] = ch;
                ArryLen++;
                break;
            }
        }
    }

    for(int i = 0; i < ArryLen; i++)
    {
        printf("%c",outArry[i]);
    }
    return 0;
}