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#2
编程中白2019-11-19 08:25
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# include<stdio.h>
char mvupper(char);
void main()
{char a,b;
while(1)
{
a=getchar();
while(a!='@')
{
if(a>=97&&a<=122)
{b=mvupper(a);
printf("%c",b);
a=getchar();
}
else
printf("%c",a);
}
}
}
char mvupper(char ch)
{ch=ch-'a'+'A';
return(ch);
}
