华中科技大学标准c语言程序设计及应用习题答案
第二章 一.选择题 1.C 2.B D 3.A 4.A 5. D 6.C 7.D 8.C 9.A 10.D 11.B 12.D 13.C 14.D 15.A 16.B 17.A 18.B 100011 001111 二.判断题 1.错 2.错 3.错 4.错 三.填空题 1. B 66 2. n1=%d\nn2=%d\n 3. 0 四.计算 1 (1) x|y = 0 x002f (2) x^y = 0 x0026 (3) x (4) ~x+~y = 0 xffc6 (5) x>=4 0 x0002 2 (1) 6 (2) 50 (3) 1 (4) –16 (5) 1 (6) 20 3 (1) 0 (2) 1 (3) 1 (4) 4 (5) 8 (6) 1 4 (1) 12 (2) 0 (3) 1 (4) 27(5) 1 (6) 6 (7) 24 (8) 27 (9) –29 5 (1) 0 (2) 1 (3) 1 (4) –3 (5) 2 五.程序分析题 程序 1 b=20 a=3600 程序 2 第三章 一.填空题 1.s=6 2.96 3.(1) scanf(“%c“,(2) c-32 更好的答案：c-( a - A ) 2.1main() { int a,b; printf(“please a scanf(“%d%d“, printf(“\nmax is %d\n“,(a>b)?a:b); } 2.2 int max(int x,int y); main() { int a,b,c,max; printf(“please a scanf(“%d%d%d“, max=a>b?a:b; max=c>max?c:max; printf(“\nmax is %d\n“,max); } 2.3main() {int i=0,sum=0;while(imain() {int i;int a=8,b=1;int sum=0;for(i=0;i main() {float x,y;printf(“please x:“);scanf(“%f“,if(x main() {long a,i,b,a1;while(1){printf(“please data(1-99999):“);scanf(“%ld“,printf(“a:%ld\n“,a);if(a=100000)break;i=0;a1=0; while(a!=0){b=a%10;printf(“%8d“,b);a/=10;i++;a1=a1*10+b;}printf(“\n i:%ld a1:%ld\n“,i,a1);} } 2.9 #include #include #include main() {int a,b,i,k=0;randomize();a=random(1001);/*create a random data(0-1000)*/for(i=0;ib){k++;printf(“\n%d:Smaller,guess again!\n“,k);}else if(a main() {int a,b,c;int num;for(a=0;a main() {int i;int a,b;printf(“please a,b:“);scanf(“%d%d“,for(i=a0;i--){if(a%i==0break;}}for(i=a>b?a:b;i>0;i++){if(i%a==0&&i%b==0){
