Shift Operations
Q
What will the following piece of code do?
int f(unsigned int x) {
int i;
for (i=0; x!=0; x>>1) {
if (x & 0x1)
i++;
}
return i;
}
✍: FYIcenter
A
Answer: returns the number of ones in the input parameter X.
2007-02-26, 6761👍, 0💬
Related Topics:
Static Variables
The following variable is available in file1.c, who can access it? static int average; Answer: all the functions in the file1.c can access the variable. 2007-02-26, 7835👍, 0💬
Constants
WHat will be the result of the following code? #define TRUE 0 // some code while (TRUE) { // some code } Answer: This will not go into the loop as TRUE is defined as 0. 2007-02-26, 7464👍, 0💬
Incremental Operatiors
What will be printed as the result of the operation below: main() { int x=10, y=15; x = x++; y = ++y; printf("%d %d\n",x,y); } Answer: 11, 16 2007-02-26, 7359👍, 0💬