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#include <stdio.h>
int main()
{
long t,s;
t=22;
s=0;
for (t=22;t<=1002;t+=20)
s+=t;
printf("%d",s);
return 0;
}
#include <stdio.h>
int main()
{
long t,s;
t=22;
s=0;
while (t<=1002)
{s+=t;
t+=20;}
printf("%d",s);
return 0;
}
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#include <stdio.h>
int main()
{
long t,s;
t=22;
s=0;
do
{s+=t;
t+=20;
}while (t<=1002);
printf("%d",s);
return 0;
}
int t,a,b,c,s;
s=0;
for(t=100;t<=999;t++)
{ a=t/100;
b=(t-a*100)/10;
c=t-a*100-b*10;
if (t==a*a*a+b*b*b+c*c*c)
{printf("%d\n",t);
s++;}
}
printf("水仙花数共有%d个",s);
return 0;
}
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#include <stdio.h>
int main()
{
int s,a,b,c;
s=0;
for(a=1;a<=3;a++)
for(b=a+1;b<=4;b++)
for(c=b+1;c<=5;c++)
{
printf("%d%d%d ",a,b,c);
printf("%d%d%d ",a,c,b);
printf("%d%d%d ",b,a,c);
printf("%d%d%d ",b,c,a);
printf("%d%d%d ",c,b,a);
printf("%d%d%d\n",c,a,b);
s+=6;
}
printf("%d",s);
return 0;
}
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