Write out a function that prints out all the permutations of a string. For example, abc would give you abc, acb, bac, bca, cab, cba. You can assume that all the characters will be unique.

5 Answers   IITR, Microsoft, Nike,

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can u give me the c codings for converting a string into the hexa decimal form......

1 Answers  

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why do you use macros? Explain a situation where you had to incorporate macros in your proc report? use a simple instream data example with code ?

0 Answers  

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what will be the output of this program? void main() { int a[]={5,10,15}; int i=0,num; num=a[++i] + ++i +(++i); printf("%d",num); }

3 Answers   Wipro,

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main() { extern i; printf("%d\n",i); { int i=20; printf("%d\n",i); } }

1 Answers  

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main() { float i=1.5; switch(i) { case 1: printf("1"); case 2: printf("2"); default : printf("0"); } }

2 Answers  

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void main () { int x = 10; printf ("x = %d, y = %d", x,--x++); } a. 10, 10 b. 10, 9 c. 10, 11 d. none of the above

2 Answers   HCL,

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main() { register int a=2; printf("Address of a = %d",&a); printf("Value of a = %d",a); }

3 Answers  

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void main() { int i=5; printf("%d",i++ + ++i); }

3 Answers  

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main() { int a=2,*f1,*f2; f1=f2=&a; *f2+=*f2+=a+=2.5; printf("\n%d %d %d",a,*f1,*f2); }

6 Answers  

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main() { int i=4,j=7; j = j || i++ && printf("YOU CAN"); printf("%d %d", i, j); }

1 Answers  

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Give a oneline C expression to test whether a number is a power of 2?

25 Answers   EA Electronic Arts, Google, Motorola,

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