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#include<bits/stdc++.h>
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using namespace std;
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int p1,p2,p3,i=0,k;
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char ch[300],be,af,f,j,p;//p用于输出;
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int main() {
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scanf("%d%d%d%s",&p1,&p2,&p3,ch);//输入;
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while(ch[i]){//当ch[i]有值时;
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be=ch[i-1];af=ch[i+1];f=ch[i];//f存储ch[i],便于判断;
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if(f=='-'&&af>be&&(be>='0'&&af<='9'||be>='a'&&af<='z')){//意思是ch[i]若为'-',就判断其前后是否满足条件，满足进入循环;
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for(p3==1?j=be+1:j=af-1; p3==1?j<af:j>be; p3==1?j++:j--){
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p=j;//j是整形变量，p是字符型变量，这样是将p赋值为ASCII码为j的字符;
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if(p1==2)//是否大写;
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p=(p>='a')?p-32:p;//如果是字母就转成大写
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else if(p1==3) p='*';//是否输出'*'
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for(k=0; k<p2; k++)//输出p2个
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printf("%c",p);
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}
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}
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else
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printf("%c",f);//如果ch[i]是非'-'或者其前后不满足条件，就原样输出;
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i++;//一定要放在后面，不然会出错QAQ;
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}
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return 0;
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}
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