What is a global variable in c?

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for(i=0;i=printf("Hello");i++); printf("Hello"); how many times how will be printed?????????

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What is the use of c language in real life?

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Explain the difference between exit() and _exit() function?

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How do you convert strings to numbers in C?

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Explain the red-black trees?

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void main() { int a[]={1,2,3,4,5},i; for(i=0;i<5;i++) printf("%d",a++); getch(); }

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to find the closest pair

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What is property type c?

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What is static and auto variables in c?

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What is the Lvalue and Rvalue?

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6)swap(int x,y) { int temp; temp=x; x=y; y=temp; } main() { int x=2;y=3; swap(x,y); } after calling swap ,what are yhe values x&y?

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