C语言刚刚学，这段看不懂，求大神逐个语句解释下 mod=(int)sqrt(i); =OFFSET($A$1,(ROW(A1)-1)*6+COL...
c\u8bed\u8a00\u4e2dmod\u51fd\u6570\u600e\u4e48\u5b9e\u73b0mod\u7684\u539f\u7406\u5c31\u662f\u6c42\u4f59\u6570\u3002
\u6bd4\u5982\uff1a10\u9664\u4ee53\uff0c\u5546\u662f3\uff0c\u4f59\u6570\u662f1
\u5728c++\u91cc\u9762\uff0c\u7528'/'\u8868\u793a\u6c42\u5546\uff0c\u800c\u7528%\u8868\u793a\u79cb\u4f59\u6570
\u6240\u4ee510/3=3\uff0c10%3=1\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u8bed\u6cd5\uff1a
MOD(number,divisor)
\u53c2\u6570\uff1a
Number \u4e3a\u88ab\u9664\u6570\u3002
Divisor \u4e3a\u9664\u6570\u3002
\u5728Oracle\u4e2d\uff0c\u5982\u679c divisor \u4e3a0\uff0c\u5219\u51fd\u6570\u76f4\u63a5\u8fd4\u56denumber\u3002
\u8bf4\u660e\uff1a
\u51fd\u6570MOD\u53ef\u4ee5\u501f\u7528\u51fd\u6570 INT \u6765\u8868\u793a\uff1a
MOD(n, d) = n - d*INT(n/d)
\u793a\u4f8b\uff1a
MOD(3, 2) \u7b49\u4e8e 1
MOD(-3, 2) \u7b49\u4e8e1
MOD(3, -2) \u7b49\u4e8e-1
MOD(-3, -2) \u7b49\u4e8e-1
MOD(-3, 0) \u7b49\u4e8e-3
MOD(3, 0) \u7b49\u4e8e3
MOD(2, 0) \u7b49\u4e8e2
MOD(4, 3) \u7b49\u4e8e1
\u800c\u5728Excel\u4e2d\uff0c\u9664\u6570\u4e0d\u80fd\u4e3a0\uff0c\u5426\u5219\u4f1a\u62a5\u9519\u3002
MOD(3, -2) \u7b49\u4e8e-1(\u4e0e\u540e\u9762\u7684\u6570\u7b26\u53f7\u76f8\u540c)
MOD(3, 0) \u62a5\u9519\uff0c\u8f93\u51fa\u7ed3\u679c\u4e3a#DIV/0!
\u53c2\u8003\u8d44\u6599\uff1a
\u767e\u5ea6\u767e\u79d1-MOD\u51fd\u6570
\u7b80\u5355\u7684\u8bf4\uff0c \u5c31\u662f\u628aA\u5217\u7684\u6570\u636e \u8f6c\u4e3a4\u5217\uff0c\u6a2a\u5411\u653e\u7f6e, \u8f6c\u5230B :E \u5217, \u5047\u8bbe A1:A8\u4e3a 1 \uff0c2, \uff0c3 \uff0c4 \uff0c5\uff0c 6\uff0c 7 \uff0c8 B1\u8f93\u5165 =offset($A$1,column()-2+(row()-1)*4,0) \u53f3\u62c9\u5230E1\uff0c \u518d\u4e0b\u62c9\u516c\u5f0f B1 \u5f97\u52301 C1\u5f97\u52302 D1\u5f97\u52303 E1:4 B2:5 C2:6, D2:7 E2:8 \u4f9d\u6b64
mod=(int)sqrt(i); // 将根号i的值向下取整后赋值给变量mod
for(j=2;j<=mod;j++) // count统计[2,mod]之间能整除i的数
if(i%j==0)
count++;
if(count==0) // 如果从2到根号i没有能整除i的数，输出i
printf(" %d",i);
count=0;
所以这段代码的作用是，如果i是素数，输出i。
sqrt()是开平方的意思，然后再强转成int型。
绛旓細//灏卞嚭鏉ヤ簡a>b>c;濡傛灉b涓嶅ぇ浜c锛閭ｄ箞鍒ゆ柇a鏄惁澶 浜c,濡傛灉a澶т簬c锛岄偅涔堝叧绯诲氨鏄痑>c>b :((a>c)?a //鍚岀悊鍒嗘瀽涓嬮潰鐨 :((b>c)?c:b));
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