What is the difference between new/delete and malloc/free?

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what is the behaviour of C and C++ compiler for the below statements. int *p; p = malloc(100); Is the behaviour same ? or different ?

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1)#include <iostream.h> int main() { int *a, *savea, i; savea = a = (int *) malloc(4 * sizeof(int)); for (i=0; i<4; i++) *a++ = 10 * i; for (i=0; i<4; i++) { printf("%d\n", *savea); savea += sizeof(int); } return 0; } 2)#include <iostream.h> int main() { int *a, *savea, i; savea = a = (int *) malloc(4 * sizeof(int)); for (i=0; i<4; i++) *a++ = 10 * i; for (i=0; i<4; i++) { printf("%d\n", *savea); savea ++; } return 0; } The output of this two programs will be different why?

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Can we specify variable field width in a scanf() format string? If possible how?

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How do I run c++?

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Is c++ still in demand?

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What are the differences between the function prototype and the function defi-nition?

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Must accepts "Maestro Cards" Tax for bike should be less than 15 Total number of lanes is more than 10 Must provides monthly pass Write a method: boolean isGoodTollBridge(String[] cardsAccepted, String[] tollTax, boolean hasMonthlyPass, int numberOfLanes); String[] cardsAccepted A String array of names of card types accepted for payment of toll tax, it can be null if the toll does not accept any card String[] tollTax A String array of toll tax chart (say “Train : 300”,”BullCart : 10”) boolean hasMonthlyPass This parameter defines whether there is any monthly pass available or not int numberOfLanes This parameter defines the number of lanes for each side

0 Answers   Telecom,

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Explain one-definition rule (odr).

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Is c++ a low level language?

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what is the difference between linear list linked representaion and linked representation? what is the purpose of representing the linear list in linked represention ? is it not avoiding rules of linear represention?

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How to detect memory leaks in c++

1 Answers   Mphasis,

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