public static void main(String[] args) {
String word="天地玄黄宇宙洪荒" +
"日月盈昃辰宿列张" +
"寒来暑往秋收冬藏" +
"闰余成岁律吕调阳" +
"云腾致雨露结为霜" +
"金生丽水玉出昆冈" +
"剑号巨阙珠称夜光" +
"果珍李柰菜重芥姜" +
"海咸河淡鳞潜羽翔" +
"龙师火帝鸟官人皇" +
"始制文字乃服衣裳" +
"推位让国有虞陶唐" +
"吊民伐罪周发殷汤" +
"坐朝问道垂拱平章" +
"爱育黎首臣伏戎羌" +
"遐迩一体率宾归王" +
"鸣凤在竹白驹食场" +
"化被草木赖及万方" +
"盖此身发四大五常" +
"恭惟鞠养岂敢毁伤" +
"女慕贞洁男效才良" +
"知过必改得能莫忘" +
"罔谈彼短靡恃己长" +
"信使可覆器欲难量" +
"墨悲丝染诗赞羔羊" +
"景行维贤克念作圣" +
"德建名立形端表正" +
"空谷传声虚堂习听" +
"祸因恶积福缘善庆" +
"尺璧非宝寸阴是竞" +
"资父事君曰严与敬" +
"孝当竭力忠则尽命" +
"临深履薄夙兴温凊" +
"似兰斯馨如松之盛" +
"川流不息渊澄取映" +
"容止若思言辞安定" +
"笃初诚美慎终宜令" +
"荣业所基籍甚无竟" +
"学优登仕摄职从政" +
"存以甘棠去而益咏" +
"乐殊贵贱礼别尊卑" +
"上和下睦夫唱妇随" +
"外受傅训入奉母仪" +
"诸姑伯叔犹子比儿" +
"孔怀兄弟同气连枝" +
"交友投分切磨箴规" +
"仁慈隐恻造次弗离" +
"节义廉退颠沛匪亏" +
"性静情逸心动神疲" +
"守真志满逐物意移" +
"坚持雅操好爵自縻" +
"都邑华夏东西二京" +
"背邙面洛浮渭据泾" +
"宫殿盘郁楼观飞惊" +
"图写禽兽画彩仙灵" +
"丙舍旁启甲帐对楹" +
"肆筵设席鼓瑟吹笙" +
"升阶纳陛弁转疑星" +
"右通广内左达承明" +
"既集坟典亦聚群英" +
"杜稿钟隶漆书壁经" +
"府罗将相路侠槐卿" +
"户封八县家给千兵" +
"高冠陪辇驱毂振缨" +
"世禄侈富车驾肥轻" +
"策功茂实勒碑刻铭" +
"盘溪伊尹佐时阿衡" +
"奄宅曲阜微旦孰营" +
"桓公匡合济弱扶倾" +
"绮回汉惠说感武丁" +
"俊义密勿多士实宁" +
"晋楚更霸赵魏困横" +
"假途灭虢践土会盟" +
"何遵约法韩弊烦刑" +
"起翦颇牧用军最精" +
"宣威沙漠驰誉丹青" +
"九州禹迹百郡秦并" +
"岳宗泰岱禅主云亭" +
"雁门紫塞鸡田赤诚" +
"昆池碣石钜野洞庭" +
"旷远绵邈岩岫杳冥" +
"治本于农务兹稼穑" +
"俶载南亩我艺黍稷" +
"税熟贡新劝赏黜陟" +
"孟轲敦素史鱼秉直" +
"庶几中庸劳谦谨敕" +
"聆音察理鉴貌辨色" +
"贻厥嘉猷勉其祗植" +
"省躬讥诫宠增抗极" +
"殆辱近耻林皋幸即" +
"两疏见机解组谁逼" +
"索居闲处沉默寂寥" +
"求古寻论散虑逍遥" +
"欣奏累遣戚谢欢招" +
"渠荷的历园莽抽条" +
"枇杷晚翠梧桐蚤凋" +
"陈根委翳落叶飘摇" +
"游鹍独运凌摩绛霄" +
"耽读玩市寓目囊箱" +
"易輶攸畏属耳垣墙" +
"具膳餐饭适口充肠" +
"饱饫烹宰饥厌糟糠" +
"亲戚故旧老少异粮" +
"妾御绩纺侍巾帷房" +
"纨扇圆洁银烛炜煌" +
"昼眠夕寐蓝笋象床" +
"弦歌酒宴接杯举殇" +
"矫手顿足悦豫且康" +
"嫡后嗣续祭祀烝尝" +
"稽颡再拜悚惧恐惶" +
"笺牒简要顾答审详" +
"骸垢想浴执热愿凉" +
"驴骡犊特骇跃超骧" +
"诛斩贼盗捕获叛亡" +
"布射僚丸嵇琴阮箫" +
"恬笔伦纸钧巧任钓" +
"释纷利俗并皆佳妙" +
"毛施淑姿工颦妍笑" +
"年矢每催曦晖朗曜" +
"璇玑悬斡晦魄环照" +
"指薪修祜永绥吉劭" +
"矩步引领俯仰廊庙" +
"束带矜庄徘徊瞻眺" +
"孤陋寡闻愚蒙等诮" +
"谓语助者焉哉乎也" ;
char[] ch1 = word.toCharArray();
List<Character> list = new ArrayList<>();
for(char ch : ch1) {
if (list.contains(ch)) {
System.out.println(ch);
list.clear();
}
list.add(ch);
//System.out.println(ch);
}
System.out.println(ch1.length);
}
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