B.25
C.15
D.10
#include
main()
{ char ch;
ch=getchar();
switch(ch)
{case ′H′:printf("Hello!\n");
case ′G′:printf("Good morning!\n");
default:printf("Bye_Bye!\n");
}
}
A.Hello!
B.Hello! Good Moring!
C.Hello! Good morning! Bye_Bye!
D.Hello! Bye_Bye!
A.g
B.w
C.f
D.d
A、a == b
B、s == a
C、b == c
D、a.equals(s)
A、3 0 4
B、3 1 4
C、1 3 4
D、3 1 6
#include"stdio.h"
main()
{
char s[80],c='a';
int i=0;
scanf("%s",s);
while(s[i]='\0')
{
ifa[i]==c
s[i]=s[i]-32:
else if(a[i]==c-32)
s[i]=s[i]+32;
i++;
}
puts(s);
}
A.ahAMa B.AHAMa C.AhAMA ahA D.ahAMa ahA
运行程序输入adebdwe↙和d↙,写出输出结果。 #include <string.h> #include <stdio.h> int main() { char c , t[50]; int len,j,k; gets(t); c=getchar(); len = strlen(t); for (k=0; k <len; k++) if (t[k]="=c)" {j="k;" break;} else j="-1;" printf("%d",j); return 0;>
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