#include
     
      int main(){int a;long s;a=22;s=0;while(a<1003){s=s+a;a=a+20;}printf("%ld",s);return 0;}
     

#include
     
      int main(){int a=22;long s=0;for(a=22;a<1003;a=a+20){s=s+a;}printf("%d",s);return 0;}
     

#include
     
      int main(){int a=22;long s=0;do{s=s+a;a=a+20;}while(a<1003);printf("%d",s);return 0;}
     

#include
     
      int main(){int a,b,c,d,i;d=100;i=0;while(d<999){d=d+1;c=d/100;b=(d-100*c)/10;a=(d-100*c-10*b);if(d==a*a*a+b*b*b+c*c*c){printf("%d\n",d);i=i+1;}}printf("水仙花数一共有%d个\n",i);return 0;}
     

#include
     
      int main(){int a,b,c,s,i;s=0;i=0;for(a=1;a<=5;a++)for(b=1;b<=5;b++)for(c=1;c<=5;c++){if(a!=b&&b!=c&&a!=c){s=a+b*10+c*100;i=i+1;printf("%d;",s);}}printf("一共有%d个符合要求的三位数",i);return 0;}