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main() {

int a,b,num1,num2,temp;

printf(\

scanf(\ if(num1 { temp=num1;

num1=num2; num2=temp;

} a=num1;b=num2;

while(b!=0)/*ÀûÓÃÕ·³ý·¨£¬Ö±µ½bΪ0Ϊֹ*/

{ temp=a%b; a=b; b=temp;

}

printf(\ printf(\

}

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2.³ÌÐòÔ´´úÂ룺 #include \ main() {char c;

int letters=0,space=0,digit=0,others=0; printf(\

while((c=getchar())!='\\n')

{

if(c>='a'&&c<='z'||c>='a'&&c<='z')

letters++; else if(c==' ') space++;

else if(c>='0'&&c<='9')

digit++;

else others++;

}

printf(\

space,digit,others);

}

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2.³ÌÐòÔ´´úÂ룺

main() {

int a,n,count=1; long int sn=0,tn=0;

printf(\

scanf(\ printf(\

while(count<=n)

{ tn=tn+a; sn=sn+tn; a=a*10; ++count;

}

printf(\

}

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2.³ÌÐòÔ´´úÂ룺

main() {

static int k[10]; int i,j,n,s; for(j=2;j<1000;j++)

{ n=-1; s=j; for(i=1;i { if((j%i)==0) { n++; s=s-i; k[n]=i;

} } if(s==0)

{

printf(\ for(i=0;i printf(\

printf(\

} }

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