Answer Posted / manoranjan kuiri

Main() is the function from which a c program starts its
execution.And every function returns some value after its
execution.
So it important in most of the C program.If we dont need any
return type we declare a function starting with void.
Means void is a return type.void means not returning any thing.

Calculate the weighted average of a list of n numbers using the formula xavg = f1x1+f2x2+ ….+ fnxn where the f’s are fractional weighting factors, i.e., 0<=fi<1, and f1+f2+….+fn = 1

4188

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1132

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1043

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#include int main(){ int i=10; int *ptr=&i; *ptr=(int *)20; printf("%d",i); return 0; } Output: 20 can anyone explain how came the output is 20

1679

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1013

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1126

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1275

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1093

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1062

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explain how do you use macro?

1100

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955

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1101

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Where local variables are stored in c?

960

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1128

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1057

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