99. Check if the String Numeric or Alphabetic

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Code

#include <stdio.h>
#include <stdint.h>

void classify_string(const char *str) {
    // Your logic here
    uint8_t num=0;
    uint8_t alpha=0;
    uint8_t symbol=0;
    for(int j=0;str[j]!='\0';j++ )
    {
        if(str[j]>= '0' && str[j]<='9')
        {
            num++;
        }
        else if((str[j]>= 'a' && str[j]<='z')|(str[j]>= 'A' && str[j]<='Z'))
        {
            alpha++;
        }
        else{
            symbol++;
        }
    }
    if(num !=0 && alpha==0 && symbol==0)
    {
        printf("NUMERIC");
    }
    else if(alpha != 0 && num==0 && symbol==0)
    {
        printf("ALPHABETIC");
    }
    else
    {
        printf("MIXED");
    }
}

int main() {
    char str[101];
    fgets(str, sizeof(str), stdin);

    // Remove newline
    uint8_t i = 0;
    while (str[i]) {
        if (str[i] == '\n') {
            str[i] = '\0';
            break;
        }
        i++;
    }

    classify_string(str);
    return 0;
}

Solving Approach

 

 

 

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