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1、閱讀程序?qū)懡Y(jié)果試題第四章 選擇結(jié)構(gòu) （共20道題）1. （于蕾）#include void main( ) int x,y,t;x=7;y=9;if(xy) t=x;x=y;y=t;printf(%d,%dn , x,y );運行結(jié)果：9,72. （于蕾）#include void main( ) int x=1,a=2,b=3; switch(x) case 1: a-; break; case 2: b+; break; case 3: a+;b+; printf(na=%d,b=%dn,a,b);運行結(jié)果：a=1,b=33. （于蕾）#include void main( ) char

2、ch1 = E; if(ch1 = A) ch1+; else ch1+=32; printf(ch1 = %cn, ch1);運行結(jié)果：ch1= F 4. （于蕾）#include void main( ) int x,y,t;x=5;y=3;if(xy) t=x;x=y;y=t;printf(%d,%dn , x,y );運行結(jié)果：3,55. （王偉）#include int main()int a,b,c,m;printf(Enter three integers:);scanf(%d%d%d,&a,&b,&c);if(a=b)m=a;elsem=b;if(cm)m=c;printf(m

3、=%dn,m);return 0;輸入：21 22 23運行結(jié)果：m=216. （王偉）#include int main()char ch1=a,ch2=B,ch3=E;if(ch1ch2)if(ch2ch3)ch3+;else-ch3;printf(ch3=%cn,ch3);return 0;運行結(jié)果：ch3=D7. （王偉）#include int main()float x,y;scanf(%f,&x);switch(int)x/10)case 0: y=1.0;printf(y=%fn,y);break;case 1: y=2*x+1;printf(y=%fn,y);break;ca

4、se 2: y=3*x*x+2;printf(y=%fn,y);break;default:printf(No definition.n); return 0;輸入：15.3運行結(jié)果：y=31.6000008. （王偉）#include int main()char ch1=A,ch2=B;switch(ch1)case A:switch(ch2)case B: printf(Good!n);break;case A: printf(Better!n);break;case B: printf(Best!n); break;return 0;運行結(jié)果：Good!Best!9 （王鋒）#incl

5、ude void main() float score;score = 100;if (score60) printf(En); else switch( ( int ) score / 10 ) case 10: case 9: printf(An); case 8: printf(Bn); case 7: printf(Cn); break; case 6: printf(Dn); break; default: printf(Errorn); 運行結(jié)果：ABC10 （王鋒）#include void main()int i=0，a=2；if(i=0)printf(“*”)；elsepri

6、ntf(“$”)；printf(“*”)；運行結(jié)果：*11. （王鋒）#include void main()int m=10,n=0,p=4,q=20;if (m) if (n) q=15-m;else q=25+m;else if (p) q=q+p;printf(“q=%dn”,q); 運行結(jié)果：q=3512. （王鋒）#includevoid main()int a=1,b=0;switch(a)case 1: switch (b)case 0: printf(“*0*”); break; case 1:printf(“*1*”);break;case 2: printf(“*2*”)

7、;break;運行結(jié)果：*0*2*13. （宋昕）#includeint main( ) int a=2,b=7,c=5; switch (a0) case 1: switch (b0) case 1: printf(); break ; case 2: printf(!); break ; case 0: switch (c=5) case 1: printf(*) ; break ; default : printf(#) ; break ; default : printf(&); printf(n); return 0;運行結(jié)果：*&14. （宋昕）#includeint main()

8、 int a=0,b=1,c=0,d=20; if(a) d=d-10; else if (!b) if(!c) d=15; else d=25; printf(d=%dn,d); return 0;運行結(jié)果：d=2015. （宋昕）#includeint main() int a=1; switch(a) case 0: printf(*0*);break; case 1:printf(*1*);break; case 2:printf(*2*);break; return 0;運行結(jié)果：*1*16. （宋昕）#include int main() int x, y; scanf(%d,&x

9、); y = x12 ? x + 10 : x - 12; printf(%dn, y); return 0;輸入：12運行結(jié)果：017. （宋昕）#include int main() float x, y; char op; double r; scanf(%c%f%f,&op,&x,&y); switch(op) case +: r = x + y; break; case -: r = x - y; break; case *: r = x * y; break; case /: r = x / y; break; printf(%.1f, r); return 0;輸入：3.5運行結(jié)

10、果：0.618. （王勇超）#include stdio.hvoid main( ) int a=7; if(a9 | a10) a=a/3; else a=a%3; printf(a=%d, a);運行結(jié)果：a=219. （王勇超）#includevoid main() int a=20; switch(a%3) case 0: printf(0); case 1: printf(1); case 2: printf(2); default: printf(3); printf(4);運行結(jié)果：23420. （王勇超）#include void main()int a=2,b=5,c=8,t

11、;if ( a b ) t = a; a = b; b = t; if ( b c ) t = b; b = c; c = t; if ( a b ) t = a; a = b; b = t; printf( %d,%dn, a+, -c );運行結(jié)果：8,1第五章 循環(huán)結(jié)構(gòu) 共20道題1. （于蕾)#include void main() int number , digit; number = 1234; while ( number != 0 ) digit = number%10 ;printf( %d , digit ) ;number = number / 10 ;運行結(jié)果：432

12、12. （于蕾)#include #define N 5void main( )int i; for(i=1;iN;i+) printf(%dn,i*i);運行結(jié)果：149163. （于蕾)#includevoid main( ) int i,s,x; s=0; x=15; for(i=1;i=5;i+) if (x%i=0)s= s + i; printf(i=%d,s=%dn,i,s);運行結(jié)果：i=6,s=94. （于蕾)#include void main()int counter=1; while(counter = 5) printf(%d n, counter ); counte

13、r+;運行結(jié)果：123455 （王偉）#includeint main()int i,sum,m,a;sum=0;m=5;for(i=0;im)sum+=a;printf(sum=%dn,sum);return 0;輸入：2 10 8 3運行結(jié)果：sum=186. （王偉）#includeint main()int i,j,k;for(i=1;i=4;i+)for (j=1;j5-i;j+)printf( );for(k=1;k=i;k+)printf(*);printf(n);return 0;運行結(jié)果： * * *7. （王偉）#include int main()int i,j;i=1;

14、while(i5)for(j=1;j2*i+1;j+)printf(%c,#);printf(n);i+;return 0;運行結(jié)果：#8. （王偉）#include int main()int i=10,m=0,n=0;doif(i%2!=0)m=m+i;elsen=n+i;i-;while(i=0);printf(m=%d,n=%dn,m,n);return 0;運行結(jié)果：m=25,n=309 （王鋒）#include void main() int sum=0,n; scanf(%d,&n); while(n=5) sum+=n; n+;printf(sum=%d,sum);輸入：1運行

15、結(jié)果：sum=1510 （王鋒）#include void main()int i, j;for(i=2;i=0;i-)for(j=1;j=i;j+)printf(*);for(j=0;j=2-i;j+)printf(!);printf(n);運行結(jié)果：*!*!11 （王鋒）#include void main()int a,b;for(a=1,b=1;a20) break;if(b%4=1)b=b+4;continue;b=b-5;printf(a=%dn,a);運行結(jié)果：a=612 （王鋒）#include void main( )char k; int i; for(i=1;i3;i+)

16、 scanf(%c,&k); switch(k) case 0: printf(anothern);case 1: printf(numbern);輸入：01運行結(jié)果：anothernumbernumber13. （宋昕）#include int main() int i, s = 0; for(i = 1; i 10) break; printf(i=%d, s=%dn, i, s);return 0; 運行結(jié)果：i=3, s=14 14. （宋昕）#include void main()char ch;while(ch=getchar()!=n) if (ch=A&ch=a&ch=z)ch

17、=ch-32;printf(%c,ch);輸入：ABCdef運行結(jié)果：abcDEF15. （宋昕）#include int main () int a, b; for (a = 1, b = 1 ; a = 9) break; if (b % 3 = 1) b += 3 ; continue ; b -= 5; printf(%d,%dn, a, b); return 0;運行結(jié)果：4,1016. （宋昕）#includeint main () int i = 0,j = 0; while (i 10) i+; while (j+ 10) ; printf(i=%d,j=%dn,i,j);re

18、turn 0;運行結(jié)果：i=10,j=1117. （王勇超）#include stdio.hvoid main( ) int i,j,t; for(i=1,j=10;i 4 ); 運行結(jié)果：01010119 （王勇超）#include stdio.hvoid main() int i=7,j; while ( i 2) j = i%2;printf( %d,j );i-; printf( %d,i ); 運行結(jié)果：10101220. （王勇超）#include void main()int i,j,t=0;for(i=3;i0;i-)for(j=0;j4;j+)t+=j;printf(t=%d

19、,t);運行結(jié)果：t=18第六章 函數(shù) 共40道題1. （王偉）#include long fun(int x,int n);int main()int x=3,n=3;long p;p=fun(x,n);printf(p=%ldn,p);return 0;long fun(int x,int n)int i;long p=1; for(i=0;in;i+)p*=x; return p;運行結(jié)果：p=272. （王偉）#include int isDigit(char ch);int main()char ch;while(ch=getchar()!=n)if(isDigit(ch)putch

20、ar(ch);printf(n);return 0;int isDigit(char ch)if(ch=0 & ch=9)return 1;elsereturn 0;輸入：Abc1d23eF45g運行結(jié)果：123453. （王偉）#include void odddivisor(int n);int main()int n;scanf(%d,&n);odddivisor(n);return 0;void odddivisor(int n)int i;for(i=3;i=n/2;i=i+2)if(n%i=0)printf(%5d,i);printf(n);輸入：15運行結(jié)果： 3 54. （王偉

21、）#include void print();int a=5;int main()int a=1,b=2;a=a+b;print();printf(%d %dn,a,b);return 0;void print()int b=3;printf(%d %dn,a,b);運行結(jié)果：5 33 25. （王偉）#include int fun1(int x);void fun2(int x);int main()int x=1;x=fun1(x);printf(%dn,x);return 0;int fun1(int x)x+;fun2(x);return x;void fun2(int x)x+;運

22、行結(jié)果：26. （王偉）#include int fun1(int a,int b,int c);int main()int a=11,b=21,c=31;fun1(a,b,c);printf(%d %d %dn,a,b,c);return 0;int fun1(int a,int b,int c)a=a+10;b=b+10;c=c+10;return c;運行結(jié)果：11 21 317. （王偉）#includevoid fun(int x);int main()fun(7);printf(n);return 0;void fun(int x)if(x/21)fun(x/2);printf(%

23、5d,x);運行結(jié)果： 3 78. （王偉）#include void fun(int a);int main()int i,a5=1,2,3;fun(a);for(i=0;i5;i+)printf(%5d,ai);printf(n);return 0;void fun(int a)int i;for(i=0;i5;i+)ai+=5;運行結(jié)果： 6 7 8 5 59.（于蕾）#include void fun ( int k ) ;void main ( ) int w = 5 ; fun ( w ) ; printf ( n ) ;void fun ( int k ) if ( k0 ) f

24、un ( k-1 ) ; printf ( %d , k ) ;運行結(jié)果：01234510. （于蕾）#includevoid f1(void);int a=1;void main( )int a=2;f1();int a=3;printf(a2=%dn,a);printf(a3=%dn,a);void f1(void)printf(a1=%dn,a);運行結(jié)果：a1=1a2=3a3=211. （于蕾）#includevoid f(int a, int b, int *c)a=20; b=10; *c=a+b; void main()int a=10,b=20,c=30,d=40; f(a,b

25、,&c); printf(%d,%d,%dn,a,b,c);運行結(jié)果：10,20,3012. （于蕾）#includevoid swap(int a,int b);void main()int a=2,b=3;printf(a=%d,b=%dn,a,b);swap(a,b);printf(a=%d,b=%dn,a,b);void swap(int a,int b)int c;c=a;a=b;b=c;運行結(jié)果：a=2,b=3a=2,b=313. （于蕾）#include void fun(int a,int b,int c);void main()int x=10,y=20,z=30; fun(

26、x,y,z);printf(%d,%d,%dn,x,y,z);void fun(int a,int b,int c)a=456;b=567;c=678;運行結(jié)果：10,20,3014. （于蕾）#include float f(int n) int i;float s=0.0; for(i=1;in;i+) s=s+(float)1.0/i; return s;void main()int i;float a=0.0; for(i=1;i3;i+) a=a+f(i); printf(a=%.4fn, a);運行結(jié)果：a=1.000015. （于蕾）#include int f(int a);v

27、oid main()int a=2,i;for(i=0;i3;i+)printf(%d,f(i);int f(int a)int b=0,c=3;b+;c+;return(a+b+c);運行結(jié)果：56716. （于蕾）#includeint fun();void main() int i,x; for(i=0;i=2;i+) x=fun(); printf(%dn,x); int fun()int x=3;x+;return x;運行結(jié)果：417. （王鋒）#include float add(float x,float y); void main( ) float a,b,c; a=1.0;

28、 b=2.0; c=add(a,b); printf(%fn,c);float add(float x,float y)float z;z=x+y;return(z); 運行結(jié)果：3.00000018. （王鋒）#includevoid fun(int x, int cp, int dp) cp=x+; dp=+x; void main(void) int a,c=80, d=-20;a=30; fun(a,c,d);printf(%d,%dn, c,d);運行結(jié)果：80,-2019. （王鋒）#include int f(int a,int b);void main()int i=2,p;p

29、=f(i,i+1);printf(%dn,p);int f(int a,int b)int c;if(ab)c=1;else if (a=b)c=0;else c=-1;return (c);運行結(jié)果：-120. （王鋒）#include int fun(int n)if(n= =1) return 1;else return fun(n-1)+3;void main()int i,j=0;for(i=1;i4;i+)j=j+fun(i);printf(j=%dn,j);運行結(jié)果：j=1221. （王鋒）#include void f(int x,int y)int t;if(xy)t=x;x

30、=y;y=t;void main()int a=4,b=3,c=5; f(a,b); f(a,c); f(b,c);printf(%d,%d,%d,a,b,c);運行結(jié)果：4,3,522. （王鋒）#includeint age(int n)int c; if(n=1) c=10;else c=age(n-1)+2;return(c);void main()printf(%d,age(5);運行結(jié)果：1823. （王鋒）#include void hello_world(void)printf(Hello, world!n);void three_hellos(void)int counter

31、;for (counter =1;counter = 3;counter+)hello_world();void main(void)three_hellos();運行結(jié)果：Hello, world!Hello, world!Hello, world!24. （王鋒）#include int f(int a,int b); void main() int x,i=1,k=3; x=f(i,k); printf(x=%d n,x); int f(int a,int b) int M=0; while(b!=0) M=M+a; b-; return M; 運行結(jié)果：x=3;25. （宋昕）#inc

32、ludef(int b ,int m,int n) int i,s = 0; for(i = m;i n;i+) s += bi; return s; int main() int x,a = 1,2,3,4,5,6,7,8,9, *p = a; x = f(p,3,7); printf(x=%dn,x); return 0;運行結(jié)果：x=2226. （宋昕）#include void fun(int i, int j) int x = 7; printf(i = %d; j = %d; x = %dn, i, j, x);int main() int i = 2, x = 5, j = 7;

33、 fun(j, 6); printf(i = %d; j = %d; x = %dn, i, j, x); return 0;運行結(jié)果：i = 7; j = 6; x = 7i = 2; j = 7; x = 527. （宋昕）#include void f(int a) int i=0; while(ai=10) printf(%d,ai); i+; int main() int a=1,7,17,9,11,34; f(a+1);運行結(jié)果：728. （宋昕）#include void add(int x, int y, int z) z = x + y; x = x * x; y = y *

34、 y; printf(2) x = %d y = %d z = %dn, x, y, z);int main() int x = 2, y = 3, z = 0; printf(1) x = %d y = %d z = %dn, x, y, z); add(x, y, z); printf(3) x = %d y = %d z = %dn, x, y, z); return 0;運行結(jié)果：(1) x = 2 y = 3 z = 0(2) x = 4 y = 9 z = 5(3) x = 2 y = 3 z = 029. （宋昕）#include int x1 = 30, x2 = 40;voi

35、d sub(int x, int y) x1 = x; x = y; y = x1;int main() int x3 = 10, x4 = 20; sub(x3, x4); sub(x2, x1); printf( %d, %d, %d, %dn, x3, x4, x1, x2); return 0;運行結(jié)果：10, 20, 40, 4030. （宋昕）#includeint x;void cube() x = x * x * x;int main() x = 5; cube(); printf( %dn, x); return 0;運行結(jié)果：12531. （宋昕）#include inve

36、rt(int *s, int i, int j) int t; if(i j) invert(s, i + 1,j - 1); t = *(s + i); *(s + i) = *(s + j); *(s + j) = t; void main( ) int a6 = 10, 6, 23, -90, 0, 3, i; invert(a, 0, 5); for(i = 0; i 6; i+) printf(%d, , ai); printf(n);運行結(jié)果：3,0,-90,23,6,1032. （宋昕）int func(int a3) int i,j,sum=0; for(i=0;i3;i+)

37、for(j=0;j3;j+) aij=i+j; if(i=j) sum = sum+aij; return sum;int main() int a33=1,3,5,7,9,11,13,15,17; int sum; sum=func(a); printf(sum=%d,sum); return 0;運行結(jié)果：sum=633. （王勇超）# include int i=10;void fun();void main( ) int i; for(i=2; i0; i-) fun( );void fun() i*=2; printf(i=%dn, i);運行結(jié)果： i=20i=4034（王勇超）#

38、include int fun(int n) if(n=1) return 1;else return fun(n-1)*n;void main() int i,j=0; for(i=1;i=3;i+) j+=fun(i);printf(j=%dn,j);運行結(jié)果：j=935. （王勇超）#include int funa(int a, int b) int t; if (a b) t = a/b; else t = a%22; return t;void main()int a=33, b=22,c;c=funa(a,b);printf(c=%dn, c);運行結(jié)果：c=136. （王勇超）

39、# include void fun(int i);void main( ) int i; for(i=2; i0; i-) fun(i);void fun(int i) i*=2; printf(+%d+, i);運行結(jié)果：+4+2+37. （王勇超）# include void fun(int n);void main( ) int x=879; fun(x);void fun(int n) int a,b,c,t; a = n % 10;b = (n/10) % 10;c = (n/100) % 10;if ( a b ) t = a; a = b; b = t; if ( b c )

40、t = b; b = c; c = t; if ( a b ) t = a; a = b; b = t; printf( %d, b );運行結(jié)果：838.（王勇超）#include int funa(int a, int b) int t; if (a b) t = a; a = b; b = t; return t;void main()int a=33, b=22,c;c=funa(a,b);printf(c=%dn, c);運行結(jié)果：c=3339. （王勇超）#include int swap(int x, int y) int z; z=x%10; x=y%10; y=z; z=x;

41、 return z;void main()int a=38, b=29,c;c=swap(a,b);printf(%d%dn, a,c);運行結(jié)果：38940. （王勇超）#include void fun(int n) if(n=1) printf(*n);else printf(-);fun(n-1);void main() int i,j=0; for(i=1;i4;i+) fun(i);printf(XiaoXin!);運行結(jié)果： *-*-*XiaoXin!第七章 數(shù)組 共40道題1. （王鋒）#include void main() int a23=3,2,7,4,8,6;int i

42、,j,m=0;for(i=1;i=1;i+)for(j=0;j=i;j+)m=m+aij;printf(m=%d,m);運行結(jié)果：m=122. （王鋒）#include void main(void) int array10 = 1, 2, 4, 5, 6, 0, 0, 0, 0, 0, i; printf(n); for (i=0; i=2; i-) arrayi = arrayi-1; array2 = 3;for (i=0; i10; i+) printf(%3d , arrayi);printf(n);運行結(jié)果： 1 2 4 5 6 0 0 0 0 0 1 2 3 4 5 6 0 0 0 03. (王鋒)#include void main(void) char a=ABCDEFGH,b=abCDefGh; cha