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The following program, what is the output result?
#include int main() { int i = 43; printf("%d\n",printf("%d",printf("%d",i))); return 0; }
Original series source: Several classic interview questions in C language under Linux
The answer is 43 2 1Explanation: printf("%d", i) has a return value and returns the number of outputsThe above code can be converted to:
int i = 43; a = printf("%d", i) # output: 43 b = printf("%d", a) # output: 2 printf("%d", b) # output: 1
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The answer is 43 2 1
Explanation: printf("%d", i) has a return value and returns the number of outputs
The above code can be converted to: