设char str1[11]="HELLO,",str2[10]=“world”;则执行语句cout<<strlen(strcpy(str1,str2)));后的
设char str1[11]="HELLO,",str2[10]=“world”;则执行语句 cout<<strlen(strcpy(str1,str2)));后的输出结果是 ______。
A.12
B.11
C.7
D.5
设char str1[11]="HELLO,",str2[10]=“world”;则执行语句 cout<<strlen(strcpy(str1,str2)));后的输出结果是 ______。
A.12
B.11
C.7
D.5
A、worldhello
B、helloworld
C、orldllo
D、lloorld
A、Hello,
B、Hello,World!
C、,
D、Hello
A、#include<iostream>
B、using namespace std;
C、cout<<" hello world ";> D、return 0;
"); document.write(str.substring(3,5)); 输出结果为
A、lo wolo
B、lolo wo
C、llollo
D、lowolo
A、H e
B、Hello,World ello,World
C、Hello,World Hello,World
D、ello,World ell,World
#include<stdio.h>
void fun(char *fiame.,char *st)
{ FILE *myf; int i;
myf=fopen(Name,"w");
for(i=0;i<strlen(st);i++)fputc(st[i],myf);
felose(myf);
}
main()
{fun("test", "new world");fun("test","hello,");}
A.hello, B.new worldhello, C.new world D.hello,rld
A、void GetMemory(char *p) { p = (char *)malloc(100); } void Test(void) { char *str = NULL; GetMemory(str); strcpy(str, "hello world"); printf(str); }
B、char *GetMemory(void) { char p[ ] = "hello world"; return p; } void Test(void) { char *str = NULL; str = GetMemory(); printf(str); }
C、void Test(void) { char *str = (char *) malloc(100); strcpy(str, "No!"); free(str); if (str != NULL) { strcpy(str, "hello world"); printf(str); } }
D、void GetMemory(char **p, int num) { *p = (char *)malloc(num); } void Test(void) { char *str = NULL; GetMemory(&str, 100); strcpy(str, "hello world"); printf(str); }
A、"Hello World!"
B、['Hello', 1991, "World", 2012]
C、("Hello","World","Excel","PowerPoint")
D、{'hello', ' World', ' Excel', ' PowerPoint'}
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