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160809307 张浩飞 5
#include<stdio.h>int main()//1.比较三个数大小（从小到大排序）{ int a,b,c,d=0; printf("请输入三个数\n"); scanf("%d%d%d",&a,&b,&c);if(a>b){ d = a; a = b; b = d;} if(b>c){ d = b; b = c; c = d;}if(a>b){ d= a; a= b; b =d;}printf("%d < %d < %d",a,b,c);}
#include<stdio.h>int main()//2.高速公路限速处罚{ int x,z; scanf("%d %d",&x,&z); double b = (double)(x-z)*100/z; if (b>50)printf("超过限速 %.0f%%. 吊销执照",b); if(b>=10&&b<=50)printf("超出限速 %.0f%%. 罚款 200",b); if(b<10)printf("未超过限速");}
#include <iostream>using namespace std;//3.出租车计费 int count(double miles);int main(){int x;double wait;cout<<"输入公里"<<endl;cin>>x;cout<<"等待时间"<<endl;cin>>wait;cout<<count(x+int(wait/5));return(0);}int count(double x){//TODO:if (x<0) {cout<<"不可能"<<endl; return 0;}double t=0;if (x<3) {t=10;}else{t+=10;if (x>13) {t+=20+3*(x-13);}else{t+=2*(x-3);}}return int(t+0.5);}
#include <stdio.h>int main()//4.五级制成绩分布 { int i,A,B,C,D,E,n,s; A=B=C=D=E=0; printf("Enter n:"); scanf("%d",&n); for(i=0;i<n;++i) { printf("Enter grade %d:",i+1); scanf("%d",&s); switch(s/10) { case 1: case 2: case 3: case 4: case 5:E++;break; case 6:D++;break; case 7:C++;break; case 8:B++;break; case 9: case 10:A++;break; } } printf("The number of A(90~100):%d\n",A); printf("The number of B(80~89):%d\n",B); printf("The number of C(70~79):%d\n",C); printf("The number of D(60~69):%d\n",D); printf("The number of E(0~59):%d\n",E); return 0;}
#include<stdio.h>#include<math.h> int main()//5.判断三角形{ double a,b,c,d,e,f; scanf("%lf %lf %lf %lf %lf %lf",&a,&b,&c,&d,&e,&f ); double AB,BC,AC,ab,bc,ac; ab=(a-c)*(a-c)+(b-d)*(b-d); bc=(c-e)*(c-e)+(d-f)*(d-f); ac=(a-e)*(a-e)+(b-f)*(b-f); AB=sqrt(ab); BC=sqrt(bc); AC=sqrt(ac); if((AB<BC+AC)&&(BC<AB+AC)&&(AC<AB+BC)) { double l=AB+BC+AC; double P = l / 2; double s = sqrt(P*(P-AB)*(P-BC)*(P-AC)); printf("L = %.2f, A = %.2f",l,s); } else {printf ("Impossible"); } return 0;}
#include<stdio.h>int main()//6.双循环打印三角形 { int i,j; for(j=1;j<=10;j++) { for(i=1;i<=11-j;i++) { printf("*"); } printf("\n"); }}
160809307 张浩飞 5
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