dark theme

// js
var aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa = 1;
var b = 2;
var c = 3;
var d = 4;
var e = 5;
var f = 6;
var g = 7;
var h = 8;
var i = 9;

<!--html-->
<h1>Hello world!</h1>

/* css */
h1 {
    font-size: 30px;
}

#include <stdio.h>
int main()
{
   // printf() 中字符串需要引号
   printf("Hello, World!");
   return 0;
}

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