1 #include <stdio.h> 2 initialized_read()3void initialized_read() 4 { 5 int a = 0; 6 printf("%d\n", a); 7 a = 1; 8 printf("%d\n", a); 9 } 10 uninitialized_read()11void uninitialized_read() 12 { 13 int a; 14 printf("%d\n", a); 15 a += 10; 16 printf("%d\n", a); 17 } 18 main()19int main() 20 { 21 initialized_read(); 22 uninitialized_read(); 23 } 24