--------------------------校验:_____________-----------------------日期:_____________西工大NOJ答案完全版int main(){ int a,b,sum; scanf("%d%d",&a,&b); sum=a+b; printf("%d\n",sum); return 0;}int main(){ double r,h,l,s,sq,vq,vz; scanf("%lf%lf",&r,&h); l=2*PI*r; s=PI*r*r; sq=4*PI*r*r; vq=PI*r*r*r*4/3; vz=PI*r*r*h; printf("%.2lf\n%.2lf\n%.2lf\n%.2lf\n%.2lf\n",l,s,sq,vq,vz); return 0;}int main(){ double ma,eng,c,sum,ave; scanf("%lf%lf%lf",&ma,&eng,&c); sum=ma+eng+c; ave=sum/3; printf("%lf\n%lf\n",sum,ave); return 0;}
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