{"id":1227,"date":"2026-05-02T16:35:41","date_gmt":"2026-05-02T08:35:41","guid":{"rendered":"http:\/\/wordpress.fangt.online\/?p=1227"},"modified":"2026-05-02T16:35:41","modified_gmt":"2026-05-02T08:35:41","slug":"%e5%90%af%e8%92%99%e9%98%b6%e6%ae%b5%e5%b8%b8%e7%94%a8%e7%ae%97%e6%b3%95%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"http:\/\/wordpress.fangt.online\/index.php\/2026\/05\/02\/%e5%90%af%e8%92%99%e9%98%b6%e6%ae%b5%e5%b8%b8%e7%94%a8%e7%ae%97%e6%b3%95%e6%8a%80%e5%b7%a7\/","title":{"rendered":"\u542f\u8499\u9636\u6bb5\u5e38\u7528\u7b97\u6cd5\u6280\u5de7"},"content":{"rendered":"\n

\u5e38\u7528\u5224\u65ad\u6761\u4ef6<\/h2>\n\n\n\n

\u57fa\u672c\u6bd4\u8f83<\/h3>\n\n\n\n
\/\/ \u7b49\u4e8e\uff08\u6ce8\u610f\u4e0e\u8d4b\u503c=\u7684\u533a\u522b\uff09\nif (a == b)  \/\/ \u7b49\u4e8e\nif (a != b)  \/\/ \u4e0d\u7b49\u4e8e\nif (a > b)   \/\/ \u5927\u4e8e\nif (a >= b)  \/\/ \u5927\u4e8e\u7b49\u4e8e\nif (a < b)   \/\/ \u5c0f\u4e8e\nif (a <= b)  \/\/ \u5c0f\u4e8e\u7b49\u4e8e<\/code><\/pre>\n\n\n\n
\u8303\u56f4\u5224\u65ad<\/h3>\n\n\n\n
\/\/ \u5224\u65ad\u5728\u533a\u95f4\u5185\nif (x >= 0 && x <= 100)     \/\/ [0, 100]\u95ed\u533a\u95f4\nif (x > 0 && x < 100)       \/\/ (0, 100)\u5f00\u533a\u95f4\nif (score >= 60 && score < 90)  \/\/ [60, 90)\n\n\/\/ \u5224\u65ad\u5728\u533a\u95f4\u5916\nif (x < 0 || x > 100)       \/\/ (-\u221e, 0) \u222a (100, +\u221e)\nif (!(x >= 0 && x <= 100))  \/\/ \u7b49\u4ef7\u4e8e\u4e0a\u4e00\u884c\n\n\/\/ \u591a\u4e2a\u6761\u4ef6\u7ec4\u5408\nif ((age >= 18 && age <= 60) && (height >= 160))<\/code><\/pre>\n\n\n\n
\u53d6\u4f59\u8fd0\u7b97\u5e94\u7528<\/h3>\n\n\n\n
if (n % 2 == 0)  \/\/ \u5076\u6570\nif (n % 2 != 0)  \/\/ \u5947\u6570\nif (n % 2 == 1)  \/\/ \u6b63\u5947\u6570\uff08\u8d1f\u6570\u60c5\u51b5\u8981\u6ce8\u610f\uff09<\/code><\/pre>\n\n\n\n
\u4f4d\u8fd0\u7b97\u5e94\u7528\uff08\u9ad8\u9636\u7528\u6cd5\u3001\u4ec5\u4e86\u89e3\uff09<\/h3>\n\n\n\n
if ((n & 1) == 0)  \/\/ \u5076\u6570\uff08\u4e8c\u8fdb\u5236\u672b\u4f4d\u4e3a0\uff09\nif (n & 1)         \/\/ \u5947\u6570\uff08\u4e8c\u8fdb\u5236\u672b\u4f4d\u4e3a1\uff09<\/code><\/pre>\n\n\n\n
\u6574\u9664\u5224\u65ad<\/h3>\n\n\n\n
if (n % 3 == 0)      \/\/ \u80fd\u88ab3\u6574\u9664\nif (n % 5 != 0)      \/\/ \u4e0d\u80fd\u88ab5\u6574\u9664\nif (n % 2 == 0 && n % 3 == 0)  \/\/ \u540c\u65f6\u88ab2\u548c3\u6574\u9664\uff086\u7684\u500d\u6570\uff09\nif (n % 4 == 0 || n % 6 == 0)  \/\/ \u80fd\u88ab4\u62166\u6574\u9664<\/code><\/pre>\n\n\n\n
\u7279\u6b8a\u6570\u503c\u5224\u65ad<\/h3>\n\n\n\n
\/\/ \u96f6\u503c\u5224\u65ad\nif (x == 0)\nif (x != 0)\n\n\/\/ \u6b63\u8d1f\u5224\u65ad\nif (x > 0)    \/\/ \u6b63\u6570\nif (x < 0)    \/\/ \u8d1f\u6570\nif (x >= 0)   \/\/ \u975e\u8d1f\u6570\nif (x <= 0)   \/\/ \u975e\u6b63\u6570\n\n\/\/ \u7279\u5b9a\u503c\u5224\u65ad\nif (x == 100)       \/\/ \u7b49\u4e8e100\nif (x != -1)        \/\/ \u4e0d\u7b49\u4e8e-1\uff08\u5e38\u7528\u4e8e\u7ed3\u675f\u6807\u5fd7\uff09\nif (abs(x) == 1)    \/\/ \u7edd\u5bf9\u503c\u4e3a1 abs()\u662f\u81ea\u5e26\u7edd\u5bf9\u503c\u51fd\u6570<\/code><\/pre>\n\n\n\n
\u5b57\u7b26\u5224\u65ad<\/h3>\n\n\n\n
#include <cctype>  \/\/ \u5305\u542b\u5b57\u7b26\u5224\u65ad\u51fd\u6570\n\n\/\/ \u5927\u5c0f\u5199\u5b57\u6bcd\nif (ch >= 'A' && ch <= 'Z')    \/\/ \u5927\u5199\u5b57\u6bcd\nif (ch >= 'a' && ch <= 'z')    \/\/ \u5c0f\u5199\u5b57\u6bcd\nif (isupper(ch))               \/\/ \u6807\u51c6\u5e93\u51fd\u6570\u5224\u65ad\u5927\u5199\nif (islower(ch))               \/\/ \u6807\u51c6\u5e93\u51fd\u6570\u5224\u65ad\u5c0f\u5199\n\n\/\/ \u6570\u5b57\u5b57\u7b26\nif (ch >= '0' && ch <= '9')    \/\/ \u6570\u5b57\u5b57\u7b26\nif (isdigit(ch))               \/\/ \u6807\u51c6\u5e93\u51fd\u6570\u5224\u65ad\u6570\u5b57\n\n\/\/ \u5176\u4ed6\u5b57\u7b26\nif (ch == ' ' || ch == '\\t' || ch == '\\n')  \/\/ \u7a7a\u767d\u5b57\u7b26\nif (isspace(ch))                            \/\/ \u6807\u51c6\u5e93\u51fd\u6570\u5224\u65ad\u7a7a\u767d\nif (ch == '+' || ch == '-' || ch == '*' || ch == '\/')  \/\/ \u8fd0\u7b97\u7b26<\/code><\/pre>\n\n\n\n
\u4e0e\u6216\u975e\u8fd0\u7b97<\/h3>\n\n\n\n
\u4e0e\u8fd0\u7b97\uff08&&\uff09 - \u6240\u6709\u6761\u4ef6\u90fd\u8981\u6ee1\u8db3\nif (age >= 18 && score >= 60)      \/\/ \u6210\u5e74\u4e14\u53ca\u683c\nif (a > 0 && b > 0 && c > 0)       \/\/ \u4e09\u4e2a\u6570\u90fd\u4e3a\u6b63\n\u6216\u8fd0\u7b97\uff08||\uff09 - \u81f3\u5c11\u4e00\u4e2a\u6761\u4ef6\u6ee1\u8db3\nif (score < 60 || score > 90)      \/\/ \u4e0d\u53ca\u683c\u6216\u4f18\u79c0\nif (ch == 'Y' || ch == 'y')        \/\/ \u5927\u5c0f\u5199Y\u90fd\u63a5\u53d7\n\u975e\u8fd0\u7b97\uff08!\uff09 - \u6761\u4ef6\u53d6\u53cd\nif (!(score >= 60))                \/\/ \u7b49\u4ef7\u4e8e score < 60\nif (!isFinished)                   \/\/ \u672a\u5b8c\u6210<\/code><\/pre>\n\n\n\n
\u6df7\u5408\u4f7f\u7528\u6ce8\u610f\u4f18\u5148\u7ea7<\/h3>\n\n\n\n
\/\/ && \u4f18\u5148\u7ea7\u9ad8\u4e8e ||\nif (age >= 18 && (gender == 'M' || gender == 'F'))  \/\/ \u6b63\u786e\nif (age >= 18 && gender == 'M' || gender == 'F')    \/\/ \u53ef\u80fd\u9519\u8bef\n\n\/\/ \u62ec\u53f7\u660e\u786e\u4f18\u5148\u7ea7\nif ((score >= 90 && attendance > 0.8) || isSpecial) <\/code><\/pre>\n\n\n\n
\u4e09\u89d2\u5f62\u6784\u6210\u6761\u4ef6<\/h3>\n\n\n\n
if (a + b > c && a + c > b && b + c > a)  \/\/ \u80fd\u6784\u6210\u4e09\u89d2\u5f62<\/code><\/pre>\n\n\n\n
\u95f0\u5e74\u5224\u65ad<\/h3>\n\n\n\n
if ((year%4==0 && year%100!=0) || (year%400==0))<\/code><\/pre>\n\n\n\n
\u4e09\u6570\u6392\u5e8f\/\u6bd4\u8f83<\/h3>\n\n\n\n
\/\/ \u627e\u6700\u5927\u503c\nif (a >= b && a >= c) max = a;\nelse if (b >= a && b >= c) max = b;\nelse max = c;\n\n\/\/ \u5224\u65ad\u662f\u5426\u5347\u5e8f\nif (a <= b && b <= c)  \/\/ \u5347\u5e8f\u6392\u5217<\/code><\/pre>\n\n\n\n
\u76f8\u7b49\u5224\u65ad\u6280\u5de7<\/h3>\n\n\n\n
\/\/ \u4e09\u6570\u76f8\u7b49\nif (a == b && b == c)\n\n\/\/ \u4e24\u6570\u76f8\u7b49\uff0c\u7b2c\u4e09\u6570\u4e0d\u540c\nif (a == b && b != c)\n\n\/\/ \u81f3\u5c11\u6709\u4e24\u4e2a\u6570\u76f8\u7b49\nif (a == b || b == c || a == c)<\/code><\/pre>\n\n\n\n
\u8d4b\u503c\u4e0e\u6bd4\u8f83<\/h3>\n\n\n\n
if (x = 5)    \/\/ \u9519\u8bef\uff01\u8fd9\u662f\u8d4b\u503c\uff0c\u6b64\u65f6\u603b\u662f\u4e3a\u771f\uff0c\u56e0\u4e3a5\u5c31\u662ftrue\nif (x == 5)   \/\/ \u6b63\u786e\uff01\u6bd4\u8f83<\/code><\/pre>\n\n\n\n
\u6d6e\u70b9\u6570\u6bd4\u8f83<\/h3>\n\n\n\n
double a = 0.1 + 0.2;\nif (a == 0.3)          \/\/ \u9519\u8bef\uff01\u6d6e\u70b9\u6570\u7cbe\u5ea6\u95ee\u9898\nif (abs(a - 0.3) < 1e-6)  \/\/ \u6b63\u786e\uff01\u5141\u8bb8\u5fae\u5c0f\u8bef\u5dee<\/code><\/pre>\n\n\n\n
\u4ea4\u6362\u53d8\u91cf\u7684\u503c<\/h2>\n\n\n\n
\u4f7f\u7528\u4e2d\u95f4\u53d8\u91cf\uff08\u6700\u5e38\u7528\uff09<\/h3>\n\n\n\n
#include <iostream>\nusing namespace std;\n\nint main() {\n    int a = 10, b = 20;\n    \n    \/\/ \u4f7f\u7528\u4e34\u65f6\u53d8\u91cf\u4ea4\u6362\n    int temp = a;\n    a = b;\n    b = temp;\n    \n    cout << \"a = \" << a << \", b = \" << b << endl;\n    return 0;\n}<\/code><\/pre>\n\n\n\n
\u4f7f\u7528\u52a0\u51cf\u6cd5\uff08\u65e0\u4e34\u65f6\u53d8\u91cf\uff09<\/h3>\n\n\n\n
a = a + b;    \/\/ a\u73b0\u5728\u4fdd\u5b58\u548c\nb = a - b;    \/\/ b\u5f97\u5230\u539f\u6765\u7684a\u503c\na = a - b;    \/\/ a\u5f97\u5230\u539f\u6765\u7684b\u503c<\/code><\/pre>\n\n\n\n
\u4f7f\u7528\u5f02\u6216\u8fd0\u7b97\uff08\u65e0\u4e34\u65f6\u53d8\u91cf\uff09<\/h3>\n\n\n\n
a = a ^ b;    \/\/ a = a XOR b\nb = a ^ b;    \/\/ b = (a XOR b) XOR b = a\na = a ^ b;    \/\/ a = (a XOR b) XOR a = b<\/code><\/pre>\n\n\n\n
\u4f7f\u7528\u6807\u51c6\u5e93\u51fd\u6570 swap<\/code>\uff08\u6700\u63a8\u8350\uff09<\/h3>\n\n\n\n
#include <iostream>\n#include <utility>  \/\/ \u6216 <algorithm>\uff08\u65e7\u7248\u672c\uff09\nusing namespace std;\nint main() {\n    int x = 5, y = 7;\n    \n    swap(x, y);  \/\/ \u63a8\u8350\u4f7f\u7528\n    \n    cout << \"x = \" << x << \", y = \" << y << endl;\n    return 0;\n}<\/code><\/pre>\n\n\n\n
\u6570\u636e\u62c6\u5206\u4e0e\u56de\u6587\u6570<\/h2>\n\n\n\n
\u56fa\u5b9a\u957f\u5ea6\u6570\u5b57\u62c6\u5206\uff08\u5df2\u77e5\u4f4d\u6570\uff09<\/h3>\n\n\n\n
\/\/ \u65b9\u6cd51\uff1a\u6570\u5b66\u8ba1\u7b97\u6cd5\nint num = 123;\nint hundred = num \/ 100;      \/\/ \u767e\u4f4d\uff1a123\/100 = 1\nint ten = num \/ 10 % 10;      \/\/ \u5341\u4f4d\uff1a123\/10=12, 12%10=2\nint unit = num % 10;          \/\/ \u4e2a\u4f4d\uff1a123%10 = 3\n\n\/\/ \u65b9\u6cd52\uff1a\u76f4\u63a5\u53d6\u4f59\u6cd5\nhundred = num \/ 100;          \/\/ \u767e\u4f4d\nten = num % 100 \/ 10;         \/\/ \u5341\u4f4d\uff1a123%100=23, 23\/10=2\nunit = num % 10;              \/\/ \u4e2a\u4f4d<\/code><\/pre>\n\n\n\n
\u975e\u56fa\u5b9a\u957f\u5ea6\u6570\u5b57\u62c6\u5206\uff08\u672a\u77e5\u4f4d\u6570\uff09<\/h3>\n\n\n\n
\u6b63\u5411\u62c6\u5206\uff08\u4ece\u4e2a\u4f4d\u5230\u6700\u9ad8\u4f4d\uff09<\/h4>\n\n\n\n
int num = 12345;\nint digit;\n\n\/\/ \u8fb9\u62c6\u5206\u8fb9\u5904\u7406\nwhile (num > 0) {\n    digit = num % 10;     \/\/ \u53d6\u6700\u540e\u4e00\u4f4d\n    cout << digit << \" \"; \/\/ \u8f93\u51fa\uff1a5 4 3 2 1\n    num \/= 10;            \/\/ \u53bb\u6389\u6700\u540e\u4e00\u4f4d\n}<\/code><\/pre>\n\n\n\n
\u53cd\u5411\u62c6\u5206\uff08\u4ece\u6700\u9ad8\u4f4d\u5230\u4e2a\u4f4d\uff09<\/h4>\n\n\n\n
int num = 12345;\nint temp = num;\nint divisor = 1;\n\n\/\/ \u5148\u627e\u5230\u6700\u9ad8\u4f4d\u7684\u6743\u503c\nwhile (temp >= 10) {\n    divisor *= 10;      \/\/ \u6700\u7ec8divisor=10000\n    temp \/= 10;\n}\n\n\/\/ \u4ece\u6700\u9ad8\u4f4d\u5f00\u59cb\u62c6\u5206\ntemp = num;\nwhile (divisor > 0) {\n    int digit = temp \/ divisor;    \/\/ \u53d6\u5f53\u524d\u6700\u9ad8\u4f4d\n    cout << digit << \" \";          \/\/ \u8f93\u51fa\uff1a1 2 3 4 5\n    temp %= divisor;               \/\/ \u53bb\u6389\u6700\u9ad8\u4f4d\n    divisor \/= 10;                 \/\/ \u6743\u503c\u51cf\u5c1110\u500d\n}<\/code><\/pre>\n\n\n\n
\u56de\u6587\u6570\u5224\u65ad<\/h3>\n\n\n\n
\u56de\u6587\u6570\u6307\u6b63\u53cd\u8bfb\u4e00\u6837\u7684\u6570\u5b57\uff0c\u598212321\u30011221\u30015\u30010<\/p>\n\n\n\n
\u53cd\u8f6c\u6570\u5b57\u6cd5\uff08\u6700\u5e38\u7528\uff09<\/h4>\n\n\n\n
int original = num; \/\/ \u5907\u4efd\nint reversed = 0;\nwhile (num > 0) {\n    reversed = reversed * 10 + num % 10;  \/\/ \u53cd\u8f6c\u62fc\u63a5\n    num \/= 10;\n}\n    \nif (reversed == original) {\n    cout << \"yes\";\n}\nelse {\n    cout << \"no\";\n}<\/code><\/pre>\n\n\n\n
\u7d2f\u52a0\u7d2f\u4e58\u95ee\u9898<\/h2>\n\n\n\n
\u56fa\u5b9a\u89e3\u9898\u6b65\u9aa4\uff1a1\u3001\u786e\u5b9a\u5faa\u73af\u8303\u56f4\uff1b2\u3001\u786e\u5b9a\u521d\u59cb\u503c\uff1b3\u3001\u786e\u5b9a\u7d2f\u52a0\u6216\u7d2f\u4e58\u9879<\/p>\n\n\n\n
\u6c42\u7ed3\u679c<\/h4>\n\n\n\n
#include <iostream>\nusing namespace std;\nint main(){\n    int n,s=0; \/\/ \u7d2f\u4e58s=1\n    cin>>n;\n    for(int i=1;i<=n;i++){\n        s=s+i; \/\/ \u7d2f\u4e58s=s*i\n    }\n    cout<<s;\n    return 0;\n}<\/code><\/pre>\n\n\n\n
\u6c42\u4e0a\u9650\u7684\u9879<\/h4>\n\n\n\n
#include <iostream>\nusing namespace std;\nint main(){\n    int n=1,s=0,k; \/\/ \u7d2f\u4e58s=1\n    cin>>k;\n    while(true){\n        s=s+n; \/\/ \u7d2f\u4e58s=s+n\n        if(s>k) break;\n        n++;\n    }\n    cout<<n;\n    return 0;\n}<\/code><\/pre>\n\n\n\n
\u6c42\u6700\u503c\u95ee\u9898<\/h2>\n\n\n\n
\u539f\u5219\uff1a\u6c42\u6700\u5927\u8bbe\u6700\u5c0f\u3001\u6c42\u6700\u5c0f\u8bbe\u6700\u5927<\/p>\n\n\n\n
#include <iostream>\n#include <climits>\nusing namespace std;\nint main(){\n    int n,a;\n    cin>>n;\n    int maxa=INT_MIN,mina=INT_MAX;\n    for(int i=1;i<=n;i++){\n        cin>>a;\n        if(maxa<a){\n            maxa=a;\n        }\n        if(mina>a){\n            mina=a;\n        }\n    }\n    cout<<maxa<<\" \"<<mina;\n    return 0;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u5e38\u7528\u5224\u65ad\u6761\u4ef6 \u57fa\u672c\u6bd4\u8f83 \u8303\u56f4\u5224\u65ad \u53d6\u4f59\u8fd0\u7b97\u5e94\u7528 \u4f4d\u8fd0\u7b97\u5e94\u7528\uff08\u9ad8\u9636\u7528\u6cd5\u3001\u4ec5\u4e86\u89e3\uff09 \u6574\u9664\u5224\u65ad \u7279\u6b8a\u6570\u503c\u5224\u65ad \u5b57\u7b26\u5224 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[],"class_list":["post-1227","post","type-post","status-publish","format-standard","hentry","category-zl"],"_links":{"self":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts\/1227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/comments?post=1227"}],"version-history":[{"count":1,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts\/1227\/revisions"}],"predecessor-version":[{"id":1228,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts\/1227\/revisions\/1228"}],"wp:attachment":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/media?parent=1227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/categories?post=1227"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/tags?post=1227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}