Question: How many hello output lines does this program print? 1 #include csapp.h 2 3 int main() 4 { 5 int i; 6 7 for (i

How many "hello" output lines does this program print? 1 #include "csapp.h" 2 3 int main() 4 { 5 int i; 6 7 for (i = 0; i < 2; i++) 8 Fork(); 9 printf("hello "); 10 exit(0); 11 }

Express your answer as an integer.

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