There is a room with 1000 light switches, numbered 1, 2, 3, 4, ... 1000, all turned off. Outside the room there are 1000 men, numbered man1, man2, ...man 1000 In order, each man walks into the room and changes the position of each switch that is a multiple of his number. That is: man1 flips every switch man2 flips switches 2, 4, 6, 8 ....1000 man3 flips switches 3, 6, 9, ..... 999 ..... Man 1000 flips switch 1000 After all 1000 men are done, how many switches are on?

3 Answers  

---

what is the current salary package in India for a lamp programmer

0 Answers   HCL,

---

design a counter with the following repeated binary sequence: 0, 1, 2, 3, 4, 5, 6, 7, 8 using JK Flip Flop.

3 Answers   College School Exams Tests, IBD, IBM, Ignou, IIIT, Nortech, TCS, UOS,

---

what is apt_dump_score in datastage where it is useful

0 Answers   Accenture,

---

WAP to print all prime nos between 1 to 100 without using user input...pls reply within few hours...

1 Answers  

---

What do you meant by Runtime Polymorphism?

2 Answers   Persistent,

---

they asked me about srs (software requirement specifcation)? how can i get anydocumentation about srs & other documnts infomation like bdd, in testing? its urgent?

0 Answers   TCS,

---

Write a program to find duplicate number from array in minimum time complexity.

0 Answers   Genpact,

---

through which algorithm does the garbage collector works? how the garbage collector will understand that the object will going to be deleted?

0 Answers   Motorola,

---

Write a program to reverse a number?

0 Answers   BirlaSoft,

---

Corillian's product is a "Component Container." Name at least 3 component

1 Answers  

---

what is difference between input parameter and output parameter.

0 Answers   NIIT,

---