【例21.3】字符类型判断

状态	递交者	时间	内存	代码	递交时间
AC	坤坤荔枝小黑子 (zhonghaotian22006)	12ms	412 KiB	254 Bytes	2023-10-17 21:36:50
AC	新壹街陈科言 (cky)	12ms	412 KiB	325 Bytes	2023-7-19 15:58:49
AC	爱琴海校区-刁钲洋 (刁钲洋)	13ms	412 KiB	421 Bytes	2023-8-16 14:06:15
AC	jighghjkfkhfdhdfdfdsfsdfsafvmnkbnkbmnlvnmkbvnvb;,.m;,;.;,;kbvlmkbnlmkblnvkmlbnkmlbvkmlbvklmbkmlkblmbnm;,l.,.;,'.,';.[',;.[,kjkoihgfhfgiohifgohifgohiofgihgofhiofgihofgihofgihofgiho;''[;.',m;.',m.;',.;'m,.;';'cv;x'cb'cx;b'cv;b'xc;b'c;b'cvbvc.'bv.//,/vb./vcb./cvbv,c.b,cv.,b.cv,b.vc,bg;hgl;hgl;hg;h;hfg;hl;lf;l;lxc;cln;bvln;vcln;vnl;vbl;vbln;vlv;blnvb;plnp;lplhfljpjh;nlvb;nv;bn;vcvl;nlv;nlv;g;hjhchl;ghfghl;fghl;ltlh;l;hlf;lg;bnlc;;nlv;nbv;nbv;nvb;nlvcnl;xc;blxcb;ll;hg;lhgl;dfl;t;ldy;l;lyl;rewlt493;l;dl;dsflg;lsdlpbpcxobpocvbpopopopreopotpreotertertretert (litingxu)	14ms	412 KiB	366 Bytes	2023-8-16 14:02:23
AC	时代二校-焦雨齐 (Angel)	14ms	412 KiB	253 Bytes	2023-7-16 16:10:04
AC	希蒙 (zhengxingya)	14ms	412 KiB	312 Bytes	2023-10-18 17:34:05
AC	邹曜丞 (13983097018)	14ms	428 KiB	242 Bytes	2023-7-19 14:08:10
AC	miku (阳沐珊)	14ms	412 KiB	330 Bytes	2023-7-21 8:34:51
AC	疯神芭芭脱丝 (李卓修)	15ms	416 KiB	329 Bytes	2023-12-16 16:42:41
AC	经常消失 (小萝卜)	15ms	412 KiB	253 Bytes	2023-11-4 9:04:29
AC	龙湖时代C馆-邹镇宇 (邹镇宇)	15ms	516 KiB	232 Bytes	2023-6-30 18:51:36
AC	新壹街校区-杨轩懿 (杨轩懿1)	15ms	412 KiB	225 Bytes	2023-7-25 11:36:17
AC	杨浩灵 (金坷拉)	15ms	412 KiB	366 Bytes	2023-7-20 9:57:45
AC	廖海宇在追杀马牌痞 (liaohaiyu22031)	16ms	412 KiB	271 Bytes	2023-6-15 21:30:03
AC	我推的乱破 (贺俊楠)	16ms	412 KiB	300 Bytes	2023-6-29 10:04:06