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Show how pointers can be used

#include <stdio.h> int main() { int integerVariable; int *integerPointer; integerVariable = 2; printf("Thing %d\n", integerVariable); integerPointer = &integerVariable; *integerPointer = 3; printf("Thing %d\n", integerVariable); printf("Thing %d\n", *integerPointer); return (0); }