蓝桥杯 基础练习 十进制转十六进制

#include <iostream>
#include <cstdio>
#include <algorithm>

using namespace std;
char s[9] = "0";
int d,c;
int main() {
    scanf("%d",&d);
    if(!d) c = 1;
    while(d) {
        int t = d % 16;
        s[c ++] = t < 10 ? t + ‘0‘ : t - 10 + ‘A‘;
        d /= 16;
    }
    s[c] = 0;
    reverse(s,s + c);
    printf("%s",s);
}