华中科技大学标准C语言程序设计及应用习题答案.docx

Document serial number【UU89WT-UU98YT-UU8CB-UUUT-UUT108】
华中科技大学标准C语言程序设计及应用****题答案
第二章

D 5. D


100011 001111






1. B 66
2. n1=%d\nn2=%d\n
3. 0

1
x|y = 0x002f
x^y = 0x0026
x&y = 0x0009;
~x+~y = 0xffc6
x<<=3 0x0068
y>>=4 0x0002
2
6
50
1
–16
1
20
3
0
1
1
4
8
1
4
12
0
1
27
1
6
24
27
–29
5
0
1
1
–3
2

程序1
b=20 a=3600
程序2
第三章

=6
3.(1) scanf("%c",&c);
(2) c-32 更好的答案：c-('a'-'A')
main()
{
int a,b;
printf("please input a & b:");
scanf("%d%d",&a,&b);
printf("\nmax is %d\n",(a>b)a:b);
}
int max(int x,int y);
main()
{
int a,b,c,max;
printf("please input a & b & c:");
scanf("%d%d%d",&a,&b,&c);
max=a>ba:b;
max=c>maxc:max;
printf("\nmax is %d\n",max);
}
main()
{
int i=0,sum=0;
while(i<=100)
{
sum+=i;
i++;
}
printf("1+2+3+......+100=%d\n",sum);
}
main()
{
int i;
int a=10,b=-3;
int c;
printf("%6d%6d",a,b);
for(i=2;i<10;i++)
{
c=3*b+a;
printf("%6d",c);
a=b;
b=c;
}
printf("\n");
}
main()
{
int i;
while(1)
{
printf("please input a data(0:exit):");
scanf("%d",&i);
if(i==0)
break;
if(i%2==0)
printf("the data %d is a even number.\n",i);
else
printf("the data %d is a odd number.\n",i);
}
}
#include <>
main()
{
int i;
int a=8,b=1;
int sum=0;
for(i=0;i<10;i++)
{
b+=3;
sum += a;
a+=b;
printf("a%8d b:%8d\n",a,b);
}
printf("The Sum Of Is:%d\n",sum);
}
#include <>
main()
{
float x,y;
printf("please input x:");
scanf("%f",&x);
if(x<
y=x;
else if(x<10)
y=2*x-1;
else
y=3*x-11;
printf("y=%f\n",y);
}
#include <>
main()
{
long a,i,b,a1;
while(1)
{
printf("please input data(1-99999)