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if(a>='A' && a<='Z') a=a+32; putchar(a);
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#include
{ char a,b,c,d,e;
scanf(\ if(a<='Z'&&a>='A') a=a+32; if(b<='Z'&&b>='A') b=b+32; if(c<='Z'&&c>='A') c=c+32; if(d<='Z'&&d>='A') d=d+32; if(e<='Z'&&e>='A') e=e+32;
printf(\ }
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