117. Convert Integer to String

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Code

#include <stdio.h>

void print_integer_as_string(int num) {
    if(num==0){
        printf("0");
        return;
    }
    int digit;
    if(num<0){
        printf("- ");
        num=-num;
    }
    int max=100000000;
    while((int)(num/max)==0)max/=10;
    while(max>0){
        digit=num/max;
        printf("%c ",digit+'0');
        num=num-digit*max;
        max/=10;
    }
}

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

Solving Approach

 

 

 

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