Submission

PP-PPPPPPP

Score: 90

User: tankunkid

Problemset: แปลงเลขฐาน

Language: c

Time: 0.001 second

Submitted On: 2024-10-16 21:23:14

#include <stdio.h>

int main(void) {
    long base10 = 0, base2 = 0, base8 = 0;
    char base16[4];
    scanf("%s", base16);

    for (int i = 0; base16[i] != '\0'; i++)
    {
        base10 *= 16;
        if (base16[i] >= '0' && base16[i] <= '9')
            base10 += base16[i] - 48;
        else if (base16[i] >= 'A' && base16[i] <=  'F')
            base10 += base16[i] - 55;
    }
    int digit2 = 1, digit8 = 1;

    while (digit2 < base10/2)
        digit2 *= 2;
    while (digit8 < base10/8)
        digit8 *= 8;
    long anotherbase10 = base10;
    while (digit2 != 0)
    {
        printf("%d", base10 / digit2);
        base10 -= (base10 / digit2) * digit2;
        digit2 /= 2;
    }
    printf("\n");
    while (digit8 != 0)
    {
        printf("%d", anotherbase10  / digit8);
        anotherbase10 -= (anotherbase10 / digit8) * digit8;
        digit8 /= 8;
    }
}