int swap(int *a,int *b)
{
*a=*a+*b;*b=*a-*b;*a=*a-*b;
}
main()
{
int x=10,y=20;
swap(&x,&y);
printf("x= %d y = %d\n",x,y);
}
- 1 Answers
- 8466 Views
- I also Faced
- E-Mail Answers
Answer / susie
Answer :
x = 20 y = 10
Explanation
This is one way of swapping two values. Simple checking will
help understand this.
| Is This Answer Correct ? | 4 Yes | 1 No |
main() { int i=5; printf(“%d”,i=++i ==6); }
Under linux environment can u please provide a c code for computing sum of series 1-2+3-4+5......n terms and -1+2-3+4-5...n terms..
How we will connect multiple client ? (without using fork,thread)
could you please send the program code for multiplying sparse matrix in c????
Implement a t9 mobile dictionary. (Give code with explanation )
1 Answers Amazon, Peak6, Yahoo,
#define FALSE -1 #define TRUE 1 #define NULL 0 main() { if(NULL) puts("NULL"); else if(FALSE) puts("TRUE"); else puts("FALSE"); }
main() { int i; float *pf; pf = (float *)&i; *pf = 100.00; printf("\n %d", i); } a. Runtime error. b. 100 c. Some Integer not 100 d. None of the above
how to delete an element in an array
typedef struct error{int warning, error, exception;}error; main() { error g1; g1.error =1; printf("%d",g1.error); }
Print an integer using only putchar. Try doing it without using extra storage.
What is "far" and "near" pointers in "c"...?
main() { printf("\nab"); printf("\bsi"); printf("\rha"); }
C Code 
