灵魂变成字soul

摘要： #includeint main(void){ double r,s; double cylinder(double r); printf("Enter r:"); scanf("%lf",&r); if(r0){ s=3.1415926*r*r; printf("s=%.3f\n",s); } return 0;}#includeint main(void){ int i,n; double r,h,v; double cylinder(double r,double h); printf("Enter n:&qu 阅读全文