单选题有以下程序:#include main(){ char s[]={012xy}; int i,n=0; for(i=0;s[i]!=0;i++) if(s[i]='a's[i]='z')n++; printf(%d,n);}程序运行后的输出结果是( )。A0B2C3D5
单选题
有以下程序:#include main(){ char s[]={012xy}; int i,n=0; for(i=0;s[i]!=0;i++) if(s[i]>='a'&&s[i]<='z')n++; printf(%d,n);}程序运行后的输出结果是( )。
A
0
B
2
C
3
D
5
参考解析
解析:
程序中main函数的作用就是判断字符串s中小写字母的个数,显然结果为2。答案选择B选项。
程序中main函数的作用就是判断字符串s中小写字母的个数,显然结果为2。答案选择B选项。
相关考题:
以下程序的输出结果是【】。 include using namespace std; int main() {char S[]="abcde 以下程序的输出结果是【 】。include <iostream>using namespace std;int main(){char S[ ]="abcdef";s[3]='\0';cout<<s<<end1;return 0;}
有以下程序:includevoid fun(char**p){++P;printf("%s\n",*p);}main()char*a[]={"Morn 有以下程序: #include<stdio.h> void fun(char**p) { ++P;printf("%s\n",*p);} main() char*a[]={"Morning","Afternoon","Evening","Night"}; fun(A); } 程序的运行结果是( )。A.AfternoonB.fternoonC.MorningD.oring
有以下程序: include using namespace std; constxntN=5; int fun(char*s,char a,int 有以下程序:include <iostream>using namespace std;const xnt N=5;int fun(char *s,char a,int n){int j;*s=a;j=n;while(a<s[j])j--;return j;}int main(){char s[N+1];int k;
以下程序用以删除字符串中所有的空格,请填空。 include main() {char s[100]={"Our teac 以下程序用以删除字符串中所有的空格,请填空。include<stdio.h>main(){char s[100]={"Our teacher teach C language!"};int i,j;for(i=j=0;s[i]!='\0';i++)if(s[i]!=''){( )}s[j]='\0';printf("%s\n",s);}
以下程序运行后的输出结果是【】include main ( ) {char a[] ="123456789", *p;int i =0; 以下程序运行后的输出结果是【 】include <stdio.h>main ( ){ char a[] ="123456789", *p;int i =0;p=a;while( * p){ if(i%2 ==0) *p='*';p++;i++;}puts(a);}
有以下程序 include int fun(char s[]) { int n=O; whil 有以下程序 #include <stdio.h> int fun(char s[]) { int n=O; while(*s<='9'*s>='0') { n=10*n+*s-'0'; s++; } return (n); } main() { char s[10]={ '6', '1', '*', '4', '*', '9', '*', '0', '*'}; printf("%d\n",fun(s)); }A.9B.61490C.61D.5
下列程序的运行结果是()。 include include main() {char*s1="abDuj"; char 下列程序的运行结果是( )。#include<stdio.h>#include<string.h>main(){ char*s1="abDuj";char*s2="ABdUG";int t;t=strcmp(s1,s2) ;printf("%d",t);}A.正数B.负数C.零D.不确定的值
有以下程序 include void fun(char **p) { ++p; printf("%s\n",*p); 有以下程序 #include <stdio.h> void fun(char **p) { ++p; printf("%s\n",*p); } main() { char *a[]={"Moming","Afternoon","Evening","Night"}; fun(a); } 程序的运行结果是A.AfternoonB.fternoonC.MorningD.orning
有以下程序:include include main( ) {char a[ 7 ] = "a0 \0a0 \0";int i, 有以下程序:#include <stdio.h>#include <string.h>main( ) { char a[ 7 ] = "a0 \0a0 \0"; int i,j; i = sizeof(a); j = strlen(a); printf(" % d %d \n" ,i,j); }程序运行后的输出结果是( )。A.22B.76C.72D.62
有以下程序: include main( ) {char s[ ] ="159" , * p;p=s;printf( "% c", * p + + 有以下程序: #include <stdio.h> main( ) { char s[ ] ="159" , * p; p=s; printf( "% c", * p + + ); printf("%~", * p++);}程序运行后的输出结果是( )。A.15B.16C.12D.59
有以下程序:includeincludevoid fun(char*s[],int n){char*t;int i,j;for( 有以下程序: #include<stdio.h> #include<string.h> void fun(char*s[],int n) { char*t;int i,j; for(i=0;i<n-1;i++) for(j=i+1;j<n;j++) if(strlen(s[i])>strlen(s[j])){t=s[i];s[i]=s[j];s[j]=t;} } main() { Char*ss[]={"bcc","bbcc","xy","aaaacc","aabcc"}; fun(ss,5);printf("%s,%s\n",ss[0],ss[4]); } 程序的运行结果是( )。A.xy,aaaaccB.aaaacc,xyC.bcc,aabccD.aabcc,bcc
有以下程序includeintfun(chars[]){intn=0;while(*s='0'){n=10*n+* 有以下程序 #include <stdio.h> int fun(char s[]) { int n=0; while(*s<='9'*s>='0') {n=10*n+*s-'0';s++;} return(n); } main() {char s[10]={'6','1','*','4','*','9','*','0','*'}; printf("%d\n",fun(s)); } 程序的运行结果是A.9B.61490C.61D.5
设有下列程序: include include main() { int i; char si 10],ti 10]; gets( 设有下列程序:include<stdio.h>include<string.h>main(){ int i;char si 10],ti 10];gets(t);for(i=0;i<2;i++){ gets(s);if(strcmp(t,s)<0)strcpy(t,s);}printf("%s\n",t);}程序运行后,从键盘上输入(<CR>代表回车符):CDEF<CR>BADEF<CR>QTHRG<CR>,则程序的输出结果是______。
有以下程序includeincludevoidfun(char*s[],intn){char*t;int i,j;for(i=0 有以下程序 #include <stdio.h> #include <string.h> void fun(char *s[],int n) { char *t; int i,j; for(i=0;i<n-1;++) for(j=i+1;j<n;j++) if(strlen(s[i])>strlen(s[j])) {t=s[i];s[i];s[j];s[j]=t;} } main() { char *ss[]={"bccA.xy,aaaaccB.aaaacc,xyC.bcc,aabccD.aabcc,bcc
有以下程序:includeint a=2;int f(int *a){return (*a) ++;}main(){ int s=0;{ int a= 有以下程序: #include <stdio.h> int a=2; int f(int *a) { return (*a) ++;} main() { int s=0; { int a=5; s+=f(a); } s+=f(a); printf("%d\n",s) } 执行后的输出结果是( )。A.10B.9C.7D.8
以下程序的输出结果是【】。 include main() {struct stru {int a; float b; char d[4]; } 以下程序的输出结果是【 】。include<stdio.h>main(){ struct stru{ int a;float b;char d[4];};printf("%d\n",sizeof(struct stru));}
有以下程序 include main() { char a=4; printf("%d/n,a=a 有以下程序 #include <stdio.h> main() { char a=4; printf("%d/n,a=a<<1); } 程序的运行结果是______。A.40B.16C.8D.4
有以下程序includevoid main(){char s[]={"01aXy"};int i,n=0;for(i=0;s[i]!=0;i++)if 有以下程序 #include<stdio.h> void main() { char s[]={"01aXy"};int i,n=0; for(i=0;s[i]!=0;i++) if(s[i]<='a's[i]>='z')n++; printf("%d\n",n); } 程序运行后的输出结果是( )。A.0B.2C.3D.5
以下程序运行后,输出结果是()includess(char*s){char*p=s; while(*p)p++ return(p-s); 以下程序运行后,输出结果是( ) #include<stdio.h> ss(char *s) { char*p=s; while(*p) p++ return(p-s); } main() { char *a="abded" int i; i=ss(a) ; printf("%d\n",i); }A.8B.7C.6D.5
有以下程序: include include void f(char * s,char*t){char k; k=*s;*s=* 有以下程序: #include <stdio.h>#include <string.h>void f(char * s,char*t){ char k; k=*s; *s=*t; *t=k; s++; t--; if( * s) f(s,t);}main( ){ char str[10] :"abedefg", * p; p = str + strlen(str)/2+1; f(p,p -2); printf( "% s \n" ,str);程序运行后的输出结果是( )。A.abcdefgB.gfedcbaC.gbcdefaD.abedcfg
有以下程序 include int fun(char s[ ]) { int n=0; while(*s='0 有以下程序#include <stdio.h>int fun(char s[ ]){ int n=0;while(*s<='9'*s>='0') {n=10*n+*s-'0';s++;}retum(n);}main( ){ char s[10]={'6','1','*','4','*','9','*','0','*'};printf("%d\n",fun(s));}程序的运行结果是A.9B.61490C.61D.5
有以下程序:include char fun(char x,char y){if(x 有以下程序: #include <stdio.h> char fun(char x,char y) { if(x<y) return x; return y; } main() { int a='9',b='8',c='7'; printf("%c\n",fun(fun(a,b),fun(b,c))); } 程序的执行结果是( )。A.函数调用出错B.8C.9D.7
下列程序的输出结果是______。include main(){union {int k;char i[2]; }*S,a; s= 下列程序的输出结果是______。#include <stdio.h>main(){ union { int k; char i[2]; } *S,a; s=a; s->i[0]=0x39; s->i[1]=0x38; printf("%x\n",s->k);}A.3839B.3938C.380039D.390038
有以下程序:include include using namespace std;int main (){ char s[]=" 有以下程序: #include <iostream> #include <string> using namespace std; int main () { char s[]="\n123\\"; cout<<strlen (s) <<", "<<sizeof (s) <<end1; return 0; }A.赋初值的字符串有错B.6,7C.5,6D.6,6
有以下程序includeincludevoidfun(char,*s[],intn){char*t;inti,j; for(i= 有以下程序 #include <stdio.h> #include <string.h> void fun(char,*s[],int n) { char *t; int i,j; for(i=0;i<n-1;i++) for(j=i+1;j<n;j++) if(strlen(s[i])>strlen(s[j])) {t=s[i];s[i]:s[j];s[j]=t;} } main() { char *ss[]={"bcc","bbcc","xy","aaaacc","aabcc"}; fun(ss,5); printf("%s,%s\n",ss[0],ss[4]); } 程序的运行结果是A.xy,aaaaccB.aaaacc,xyC.bcc,aabccD.aabcc,bcc
有以下程序:includeint fun(char s[]){ intn=0;while(*s='0'){n=10 有以下程序: #include <stdio.h> int fun(char s[]) { int n=0; while(*s<='9'*s>='0') {n=10*n+*s-'0';s++;} return(n); } main() { char s[10]={'6','1','*','4','*','9','*','0','*'}; printf("%d\n",fun(s)); } 程序的运行结果是( )。A.9B.61490C.61D.5
单选题有以下程序:#include main(){ char s[] = 012xy\08s34f4w2; int i,n = 0; for(i = 0;s[i]!='0';i++) if(s[i]'0' s[i]='9')n++; printf(%d,n);}程序运行后的输出结果是( )。A0B3C7D8