\u305d\u3046\u3044\u3048\u3070\u3001\u3053\u306eBlog\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u3001\u65e5\u5e38\u30fb\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fbLinux\u30fb\u96fb\u6c17\u30fb\u8a18\u9332\u3068\u306a\u3063\u3066\u308b\u308f\u3051\u3067\u3059\u304c\u3001
\u3088\u304f\u8003\u3048\u308b\u3068\u30c4\u30c3\u30b3\u30df\u3069\u3053\u308d\u304c\u591a\u3044\u306a\u3002\u3060\u304b\u3089\u3068\u3044\u3063\u3066\u6539\u3081\u306a\u3044\u304c\u3002
\u3053\u306e\u4e2d\u3067\u7279\u7570\u306a\u306e\u306fLinux\u3060\u308d\u3046\u3002\u5b9f\u969b\u306fLinux\u8a00\u3046\u5272\u306b\u306fPHP\u306e\u8a71\u3092\u3057\u305f\u308a\u3080\u3061\u3083\u304f\u3061\u3083\u3060\u306a\u3002
\u305d\u3057\u3066Linux\u306f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u4e00\u90e8\u3060\u308d\u3068\u3002\u307e\u3041\u305d\u3046\u306a\u3093\u3060\u3051\u3069\u7279\u306b\u591a\u304f\u306a\u308a\u305d\u3046\u3060\u3063\u305f\u304b\u3089\u3002
\u307e\u3041\u7279\u306bLinux\u3068\u95a2\u4fc2\u306a\u3044\u8a71\u306f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3068\u3044\u3046\u3053\u3068\u3067\u3002
\u305d\u3057\u3066\u4eca\u65e5\u3082\u3061\u3087\u3063\u3068Linux\u306b\u95a2\u4fc2\u3042\u308b\u8a71\u3067MySQL\u306e\u3053\u3068\u3002\u3060\u304b\u3089Linux\u30ab\u30c6\u30b4\u30ea\u30fc\u3002<\/p>\n
\u3068\u3053\u308d\u3067C\u3084\u3089C#\u3067\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304f\u306e\u306f\u6570\u5b66\u306e\u3088\u3046\u306a\u66f8\u304d\u65b9\u3092\u3059\u308b\u306a\u3002<\/p>\n
int a,b,c,d;
a=10;
b=20;
c=a+b;
d=foo(a,b)<\/pre>\n\u6700\u5f8c\u306e\u306b\u3057\u3066\u3082\u6570\u5b66\u306b\u3082\u591a\u5909\u6570\u95a2\u6570\u3063\u3066\u3044\u3046\u306e\u304c\u3042\u308a\u307e\u3059\u304b\u3089\u306d\u3002f(x,y)\u3068\u304b\u3002
\u6570\u5b66\u306e\u66f8\u304d\u65b9\u3059\u308b\u3068\u8a18\u53f7\u3068\u6587\u5b57\u306e\u7d44\u307f\u5408\u308f\u305b\u306a\u306e\u3067\u30b7\u30f3\u30d7\u30eb\u3067\u3088\u308d\u3057\u3044\u306d\u3002\u305f\u3060\u6f14\u7b97\u5b50\u304c\u8907\u96d1\u3067\u305f\u307e\u3089\u3093\u3002\u6570\u5b66\u306e\u4e16\u754c\u3067\u306fd\/dx\u3082\u6f14\u7b97\u5b50\u304b\u3082\u3002
\u3053\u308c\u306f\u3053\u308c\u30671\u3064\u3044\u3044\u306e\u3060\u304c\u3001\u6587\u7ae0\u3092\u66f8\u304f\u3088\u3046\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304f\u306e\u30821\u3064\u3060\u308d\u3046\u3002
BASIC\u3067\u3082\u3088\u304b\u3063\u305f\u304c\u3055\u3089\u306b\u5730\u3092\u884c\u304fZ80\u306e\u30cb\u30fc\u30e2\u30cb\u30c3\u30af\u3067\u66f8\u3053\u3046\u3002<\/p>\nLD A,10h
LD B,20h
ADD A,B;<\/pre>\n\u3042\u3093\u307e\u308a\u6d3e\u624b\u306a\u6a5f\u80fd\u306f\u306a\u3044\u304b\u3089\u304a\u3082\u3057\u308d\u304f\u306a\u3044\u3051\u3069\u3001\u82f1\u8a9e\u306e\u6587\u7ae0\u306b\u4f3c\u3066\u3044\u308b\u3068\u8a00\u3048\u3070\u4f3c\u3066\u308b\u3002
LD A,10h\u306f”I give him water.”\u306b\u4f3c\u3066\u308b\u6c17\u3082\u3059\u308b\u3002\u8a71\u3059\u3088\u3046\u306b\u66f8\u3051\u308b\u3068\u3044\u3046\u306e\u304c\u3053\u3046\u3044\u3046\u3084\u3064\u306e\u3044\u3044\u3068\u3053\u308d\u304b?
\u3051\u3069\u6587\u5b57\u3070\u3063\u304b\u308a\u3067\u30b7\u30f3\u30d7\u30eb\u3058\u3083\u306a\u3044\u3002A=0x10;\u306e\u65b9\u304c\u30b7\u30f3\u30d7\u30eb\u3060\u306a\u3002
\u3068\u3044\u3046\u306e\u304c\u50d5\u306e\u611f\u60f3\u3002\u50d5\u306f\u6f14\u7b97\u5b50\u3060\u3089\u3051\u3067\u3082\u6c17\u6301\u3061\u60aa\u304f\u306a\u3089\u306a\u3044\u304b\u3089\u6570\u5b66\u307f\u305f\u3044\u306a\u66f8\u304d\u65b9\u306e\u65b9\u304c\u597d\u304d\u3060\u306a\u3002
\u81ea\u4f5c\u6f14\u7b97\u5b50\u3042\u308c\u3070\u3044\u3044\u306e\u306b\u306a\u3002w = f {dot} x;\u3067\u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d(W=F<\/b>\u30fbX<\/b>)\u3001f = b {cross} i;\u3067\u30d9\u30af\u30c8\u30eb\u306e\u5916\u7a4d(F<\/b>=B<\/b>\u00d7I<\/b>)\u3068\u304b\u6c42\u3081\u3089\u308c\u305f\u3089\u304a\u3082\u3057\u308d\u305d\u3046\u3060\u306a\u3002
\u3067\u3082\u305d\u3093\u306a\u65b9\u6cd5\u306f\u306a\u3044\u304b\u3089\u3001w=vector.dot(f,x);\u3084\u3089f=vector.cross(b,i);\u3068\u3059\u308b\u3053\u3068\u306b\u306a\u308d\u3046\u304b\u3002\u3061\u3087\u3063\u3068\u308f\u304b\u308a\u306b\u304f\u3044\u3002<\/p>\n
\n\u8a71\u306f\u305d\u308c\u305f\u3051\u3069\u3001SQL\u6587\u306f\u82f1\u8a9e\u307f\u305f\u3044\u306a\u66f8\u304d\u65b9\u3092\u3059\u308b\u3082\u306e\u3067\u3001\u3069\u3046\u3082\u8aad\u307f\u306b\u304f\u3044\u3002
\u305d\u308c\u3067\u57fa\u672c\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u3067\u51fa\u308b\u3093\u3060\u306a\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u3053\u306e\u624b\u306e\u6280\u8853\u8005\u306f\u62bc\u3055\u3048\u3066\u304a\u3051\u3068\u3044\u3046\u3053\u3068\u3060\u308d\u3046\u3002
\u3067\u3001\u3061\u3087\u3046\u3069\u524d\u306e\u6625\u306e\u8a66\u9a13\u306e\u554f\u984c\u3092\u89e3\u3044\u3066\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u3042\u305f\u308a\u306f\u3088\u3046\u308f\u304b\u3089\u3093\u3068\u3002
\u305f\u3068\u3048\u3070\u3053\u3093\u306aSQL\u6587<\/p>\nSELECT DISTINCT \u90e8\u7f72\u30b3\u30fc\u30c9 FROM \u793e\u54e1 S1
WHERE 5 > (SELECT COUNT(S2.\u793e\u54e1\u756a\u53f7) FROM \u793e\u54e1 S2
WHERE S1.\u90e8\u7f72\u30b3\u30fc\u30c9 = S2.\u90e8\u7f72\u30b3\u30fc\u30c9
AND S2.\u8077\u52d9 = '\u30d7\u30ed\u30b0\u30e9\u30de')
(\u57fa\u672c\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13 \u5e73\u621020\u5e74\u5ea6\u6625\u671f\u8a66\u9a13 \u5348\u524d\u8a66\u9a13 \u554f58 \u9078\u629e\u80a2\u30a2\u306e\u5185\u5bb9)<\/pre>\n\u4e00\u4f53\u3053\u308c\u306f\u306a\u3093\u306a\u3093\u3060\u3068\u3002
SELECT\u6587\u306f\u307e\u305a\u53d7\u3051\u53d6\u308a\u305f\u3044\u5217\u306e\u540d\u524d\u3092\u66f8\u304f\u3002\u4eca\u56de\u306f\u90e8\u7f72\u30b3\u30fc\u30c9\u3089\u3057\u3044\u3002
DISTINCT\u306f\u91cd\u8907\u3057\u305f\u7d50\u679c\u306f\u7701\u304f\u3068\u3044\u3046\u610f\u5473\u3089\u3057\u3044\u3002ALL\u306b\u3059\u308b\u3068\u540c\u3058\u3082\u306e\u304c\u4f55\u56de\u3082\u8fd4\u3063\u3066\u304f\u308b\u3068\u3002
FROM\u306f\u5143\u306e\u8868\u3002\u793e\u54e1\u306e\u8868\u306e\u3053\u3068\u3092\u8a00\u3063\u3066\u3044\u308b\u3089\u3057\u3044\u3002\u305d\u306e\u6b21\u306eS1\u304c\u3088\u3046\u308f\u304b\u3089\u3093\u3002\u4eee\u5909\u6570\u306e\u3088\u3046\u306a\u6c17\u304c\u3059\u308b\u306e\u3060\u304c\u3001\u3069\u3046\u306a\u3093\u3060\u308d\u3002
WHERE\u306e\u6761\u4ef6\u3060\u304c\u305d\u306e\u6b21\u306eSELECT\u6587\u306e\u7b54\u3048\u304c5\u672a\u6e80\u306a\u3089\u3088\u3044\u3089\u3057\u3044\u3002
\u305d\u306e\u6b21\u306eSELECT\u6587\u3060\u304c\u3001FROM\u306f\u307e\u305f\u3057\u3066\u3082\u793e\u54e1\u3001\u305d\u3057\u3066\u4eee\u5909\u6570\u3089\u3057\u3044S2\u3001\u305d\u308c\u3067S1\u3068S2\u3067\u90e8\u7f72\u30b3\u30fc\u30c9\u304c\u540c\u3058\u3067\u3042\u308b\u304b\u3068\u3044\u3046\u8a71\u306b\u306a\u308b\u3002
\u3055\u3089\u306b\u3001\u8077\u52d9\u304c\u30d7\u30ed\u30b0\u30e9\u30de\u3067\u3042\u308b\u3082\u306e\u304cWHERE\u6587\u3067\u629c\u304d\u51fa\u3055\u308c\u308b\u3001\u3053\u308c\u3092\u793e\u54e1\u756a\u53f7\u304cNULL\u3067\u306a\u3044\u306e\u3092\u6570\u3048\u308b\u3002
\u5f53\u7136\u793e\u54e1\u756a\u53f7\u304cNULL\u306a\u306e\u306f\u305f\u3060\u306e\u5e7d\u970a(\u3068\u3044\u3046\u304b\u554f\u984c\u306bNULL\u5024\u3092\u53d6\u308b\u3053\u3068\u306f\u306a\u3044\u3068\u66f8\u3044\u3066\u3042\u308b)\u306e\u3067\u3001\u793e\u54e1\u6570\u3092\u6570\u3048\u308b\u3053\u3068\u3068\u7b49\u4fa1\u3060\u308d\u3046\u3002
\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u793e\u54e1\u306e\u6240\u5c5e\u3059\u308b\u5168\u3066\u306e\u90e8\u7f72\u3001\u305d\u308c\u305e\u308c\u3067\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u793e\u54e1\u306f5\u4eba\u4ee5\u4e0b\u3067\u3042\u308b\u304b\u78ba\u8a8d\u3057\u3066\u5f53\u3066\u306f\u307e\u308c\u3070\u3001\u305d\u306e\u90e8\u7f72\u306e\u30b3\u30fc\u30c9\u3092\u91cd\u8907\u524a\u9664\u3057\u3066\u8868\u793a\u305b\u3088\u3068\u3044\u3046\u610f\u5473\u3002
\u3053\u3046\u3084\u3063\u3066\u8aad\u307f\u89e3\u3051\u3070\u308f\u304b\u308b\u306a\u3041\u3002\u3060\u3051\u3069\u6df7\u4e71\u3057\u305d\u3046\u3060\u306a\u3002<\/p>\n\u90e8\u7f72\u30b3\u30fc\u30c9[] ans(\u793e\u54e1[] \u793e\u54e1\u8868){
var result = System.Collections.Generic.List<\u90e8\u7f72\u30b3\u30fc\u30c9>();
foreach(\u793e\u54e1 s1 in \u793e\u54e1\u8868){
if(5 > ans(s1,\u793e\u54e1\u8868)) result.Add(s1.\u90e8\u7f72\u30b3\u30fc\u30c9);
}
return result.ToArray();
}
int ans1(\u793e\u54e1 s1,\u793e\u54e1[] \u793e\u54e1\u8868){
var result2 = System.Collections.Generic.List<\u793e\u54e1\u756a\u53f7>();
foreach(\u793e\u54e1 s2 in \u793e\u54e1\u8868){
if( (s1.\u90e8\u7f72\u30b3\u30fc\u30c9 == s2.\u90e8\u7f72\u30b3\u30fc\u30c9)||(s2.\u8077\u7a2e == \"\u30d7\u30ed\u30b0\u30e9\u30de\") ){
result2.Add(s2.\u793e\u54e1\u756a\u53f7);
}
}
return result2.Count;
}<\/pre>\n\u30a4\u30e1\u30fc\u30b8\u7684\u306a\u3082\u306e\u3060\u304c\u3001\u5185\u306eSELECT\u6587\u3092ans1\u30e1\u30bd\u30c3\u30c9\u3001\u5916\u306eSELECT\u6587\u3092ans\u30e1\u30bd\u30c3\u30c9\u3067\u3042\u3089\u308f\u3057\u3066\u307f\u305f\u3002
\u3053\u308c\u3060\u3051\u306e\u3082\u306e\u304c\u3042\u306e\u3068\u3053\u308d\u306b\u8a70\u3081\u8fbc\u307e\u308c\u3066\u308b\u3068\u3002<\/p>\n
\n\u3068\u3001\u3069\u3046\u3082\u3081\u3093\u3069\u304f\u3055\u3044\u4f8b\u3092\u6319\u3052\u305f\u3051\u3069\u3001SQL\u6587\u3063\u3066\u9762\u767d\u3044\u3088\u306d\u3068\u3082\u601d\u3046\u308f\u3051\u3060\u3002
\u305d\u308c\u3067\u3001\u3061\u3087\u3046\u3069MySQL\u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u3060\u304b\u3089\u3001\u52c9\u5f37\u3057\u3066\u307f\u308b\u306e\u3082\u3088\u304b\u308d\u3046\u3068\u601d\u3063\u3066\u672c\u3092\u501f\u308a\u3066\u304d\u305f\u3002
\u3044\u308d\u3044\u308d\u8868\u3092\u4f5c\u3063\u3066\u904a\u3093\u3067\u307f\u3066\u3001\u305d\u308c\u3067PHP\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3053\u3046\u304b\u306a\u3068\u3002
PHP\u306f\u308f\u308a\u3068MySQL\u3092\u6271\u3044\u3084\u3059\u304f\u51fa\u6765\u3066\u3044\u308b\u3002\u305d\u3046\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u6a19\u6e96\u3067\u3042\u308b\u304b\u3089\u3002
\u3051\u3069\u3084\u306f\u308aSQL\u6587\u306a\u3093\u3067\u3059\u3002\u767b\u9332\u3059\u308b\u306e\u3082INSERT INTO mytable VALUES (100,”foo”,”bar”)\u3068\u3044\u3046\u98a8\u306b\u66f8\u304f\u3002
\u3068\u3044\u3046\u3088\u308aMySQL\u3068\u8a71\u3059\u3068\u8a00\u3063\u305f\u65b9\u304c\u3044\u3044\u3088\u306d\u3002
\u305d\u306e\u4f1a\u8a71\u6587\u3092\u4f5c\u308b\u304a\u624b\u4f1d\u3044\u3092\u3059\u308b\u6a5f\u80fd\u304cPHP\u306b\u306f\u3042\u308b\u3057\u3001\u305d\u306e\u4f1a\u8a71\u3092\u9001\u308b\u6a5f\u80fd\u306fPHP\u306f\u3059\u3054\u304f\u5145\u5b9f\u3057\u3066\u308b\u3068\u3002
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