1、main()doubler,h,l,s,sq,vq,vz;%lf%lfr,&h);l=2*PI*r;s=PI*r*r;sq=4*PI*r*r;vq=4*PI*r*r*r/3;vz=s*h;%.2lfn%.2lfn%.2lfn%.2lfn%.2lfn,l,s,sq,vq,vz); 3.a,b,c;d,e;%d%d%db,&c);d=a+b+c;e=d/3;%lfn%lfn,d,e);4.if(ab)a=b;c)a=c;,a);5.#includei-)if(aj=ai-1)j+;continue;elsek=0;break;if(k=1)yesn);elsenon6.a,c;%lfa);swit
2、ch(int)a/10)case0:c=a*0.1;1:c=(a-10)*0.075+10*0.1;2:3:c=(a-20)*0.05+10*0.075+10*0.1;4:5:c=(a-40)*0.03+20*0.05+10*0.075+10*0.1;6:7:8:9:c=(a-60)*0.015+20*0.03+20*0.05+10*0.075+10*0.1;default:c=(a-100)*0.01+40*0.015+20*0.03+20*0.05+10*0.075+10*0.1;%lfn,c);7.c=(int)a;if(ac)a=c+1;15)b=(a-15)*2.1+7+13*1.5
3、;2)b=(a-2)*1.5+7;b=7;,b);8.a,b,c,e,f=30,g=31,n;%d-%d-%dif(a%400=0)|(a%100!=0&a%4=0)e=29;e=28;switch(b)n=c;n=g+c;n=g+e+c;n=g+e+g+c;n=g+e+g+f+c;n=g+e+g+f+g+c;n=g+e+g+f+g+f+c;n=g+e+g+f+g+f+g+c;n=g+e+g+f+g+f+g+g+c;10:n=g+e+g+f+g+f+g+g+f+c;11:n=g+e+g+f+g+f+g+g+f+g+c;n=g+e+g+f+g+f+g+g+f+g+f+c;,n);9.x;%dx)
4、;if(x=90&x=80)Bn=70)Cn=60)DnEn10.x,y,s;%lf,%lfx,&y);s=(x+2)*(x+2)+(y-2)*(y-2);if(s1)s=(x+2)*(x+2)+(y+2)*(y+2);s=(x-2)*(x-2)+(y+2)*(y+2);s=(x-2)*(x-2)+(y-2)*(y-2);1)printf(0n1;10n二。第二季15题全11. int main() int x=0,a=0,c=0,i=1;scanf(c=x; for(i=1;ia;i+)c=(c*x)%1000;if(c100)if(creturn 0;12. int i=1,a=0,b=0
5、,c=1016,k=1; for(;k=1;)c=c+4;a=c;b=c;for(i=1;=4; a=a/4*5+1; if(a%4!=0) k=0; ; ;a=a/4*5+1;if(k=1)%d %dn,a,b); break;13。math.hint i=1,n=0,b=0;double j=0,k=0,m=0;n);=n; b=i%2-1; k=pow(-1,b); m=pow(2,i); j+=k*m/(m-k)/(2*m+k);printf(%.6lfn,j);14. int a=0,b=0,i=0,t; if(ab) t=a;b=t;for(;a=b;a+) int m=1;for(i=2;=sqrt(a);if(a%i=0)m=0;break; if(m=1)printf(%d n15. int a=0,b=0,c=0; b=(int)pow(a,2);c=(int)pow(a,3);if(a%2) printf(%d*%d*%d=%d=%d,a,a,a,c,b-a/2*2); int n=1; for(;nn+) printf(+%d,b-a/2*2+2*n); printf(if(a%2=0),a,a,a,c,b+1-a);,b+1-a+n*2);16int
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