Convert Integer to String

Code

#include <stdio.h>

void print_integer_as_string(int num) {
    // Your logic here
    if(num==0)
    {
        printf("0");
        return;
    }
    int is_negative=0;
    if(num<0)
    {
        is_negative=1;
        num=-(num);
    }
    int index=0;
    char buffer[11];
    while(num>0)
    {
        buffer[index++]='0'+(num%10);
        num/=10;

    }
    if (is_negative) {
        buffer[index++] = '-';
    }
    for(int i=index-1;i>=0;i--)
    {
        printf("%c ",buffer[i]);
    }
    
}

int main() {
    int num;
    scanf("%d", &num);
    print_integer_as_string(num);
    return 0;
}

Solving Approach

 

 

 

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Input

123

Expected Output

1 2 3