1、1.5#include void main()printf(“* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *n“);printf(“ Very good! n“);printf(“* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *n“);1.6#include void main()float max(float x,float y,float z);float a,b,c;printf(“请分别输入 a,b,c:n“);scanf
2、(“%f,%f,%f“,printf(“max=%f“,max(a,b,c);float max(float x,float y,float z)float m,n;m=xy? x: y;n=mz? m: z;return(n);3.6#include void main() char c1=a,c2=b,c3=c,c4=101,c5=116; printf(“a%c b%ctc%ctabcn”,c1,c2,c3); printf(“tb%c %cn”,c4,c5); 3.9.1#include void main() double x=2.5,y=4.7,z;int a=7;z=x+a%3*
3、(int)(x+y)%2/4;printf(“该表达式的值为：%f“,z);3.9.2#include void main()int a=2,b=3;float x=3.5,y=2.5,z;z=(float)(a+b)/2+(int)x%(int)y;printf(“该表达式的值为：%f“,z);4.5#include void main()int a=5,b=7;double x=67.8564,y=-789.124;char c=A;long n=1234567;unsigned u=65535;printf(“%d%dn“,a,b);printf(“%3d%3dn“,a,b);print
4、f(“%f,%fn“,x,y);printf(“%-10f,%-10fn“,x,y);printf(“%8.2f,%8.2f,%.4f,%.4f,%3f,%3fn“,x,y,x,y,x,y);printf(“%e,%10.2en“,x,y);printf(“%c,%d,%o,%xn“,n,n,n);printf(“%ld,%lo,%xn“,n,n,n);printf(“%u,%o,%x,%dn“,u,u,u,u);printf(“%s,%5.3sn“,“COMPUTER“,“COMPUTER“);4.6#include void main() int a,b;float x,y;char c1
5、,c2; scanf(“a=%d b=%d“, scanf(“ %f %e“, scanf(“ %c %c“,4.7#includevoid main() int a,b;float x,y,z;char c1,c2; scanf(“%5d%5d“, scanf(“%f%f%*f%f“, scanf(“%c%c“, 4.8#include #define pi 3.14void main()float r,h,l,s1,s2,v1,v2;printf(“请输入r，h的值：n“);scanf(“%f,%f“,l=2*pi*r;s1=pi*r*r;s2=4*s1;v1=4/3*pi*r*r*r;v
6、2=s1*h;printf(“圆周长为：%.2fn“,l);printf(“圆面积为：%.2fn“,s1);printf(“圆球表面积为：%.2fn“,s2);printf(“圆球体积为：%.2fn“,v1);printf(“圆柱体积为：%.2fn“,v2);5.5 #include void main()float x,y;printf(“请输入 x 的值：n“);scanf(“%f“,if(x=1int a;printf(“请输入该同学的成绩：n“); scanf(“%f“,while (b100)printf(“输入有误，请重新输入：n“);scanf(“%f“, a= int(b/10
7、);if(a#include void main()int x,y,m,n,i=1,j=0;printf(“请给出一个不多于5位的正整数:n“);scanf(“%d“, while(x=100000) printf(“输入有误n 请给出一个不多于5位的正整数 :n“);scanf(“%d“, for(n=0;n0printf(“n 逆序输出为n“);doprintf(“ %d“,int(x/pow(10,j)%10);j+;while(j-mvoid main()int m,n,i,j;printf(“请分别输入 m，n 的值：n“);scanf(“%d,%d“,for(i=1;ivoid m
8、ain()int i=0,j=0,k=0,x=0;char c;printf(“请输入一行字符串：n“);while(c=getchar()!=n)if(c=Aint sum=0,s=0;printf(“请输入 n 的值：n“);scanf(“%d“,while(n void main()int a=1,b=1,i;float sum=0.0;for(i=0;ivoid main() int i,j,t,a10;printf(“请输入十个整数：n“);for(i=0;ivoid main()int i,j,m,n,a33;printf(“请输入 3*3 的整形矩阵n“);for(i=0;ivoid main() static int a10=1,5,6,10,20,24,55,58,64;int i,t; printf(“请输入一个数：n“);scanf(“%d“, for(i=9;i0;i-) if(aivoid main()int a55,b5,c5,d55;int i,j,k,l;printf(“请输入 5*5 的整型数组n“);
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