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Convert Integer to String

Code

#include <stdio.h>

void print_integer_as_string(int num) {
    // Your logic here
    int digit[100];
    int i=0;
    if(num==0){
        printf("0");
    }
   else if(num>0){
        while(num>0){
            int t=num%10;
            digit[i]=t;
            num/=10;
            i++;
        }
        for(int j=i-1;j>=0;j--){
            printf("%d ",digit[j]);
        }
   }
   else{
        int y=-1*(num);
        while(y>0){
            int t=y%10;
            digit[i]=t;
            y/=10;
            i++;
        }
        printf("- ");
        for(int j=i-1;j>=0;j--){
            printf("%d ",digit[j]);
        }
   }
}

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

Solving Approach

 

 

simple looping and array concepts

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Input

123

Expected Output

1 2 3