Extern variable :predict the output

int i=2; int main() { extern int i; clrscr(); printf("%d",i); getch(); return 0; } int i=3;

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Variable stored in memory

Local/auto variables, which is declared in stack area of memory global variable-->data memory register variable-->CPU registers static...

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22

#include main() { char a; a='A'-17; printf("%c",a); return 0; } Output 0 Logic: It's simple logic. ASCII value of cha...

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