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Consider the following code :#include<stdio.h>void f1(char *x, char *y) char *t; t = x; x = y; y = t;void f2(char **x, char **y) char *t; t = *x; *x = *y; *y = t;int main() char *a = "ONE", *b = "TWO"; f1(a, b); printf("%s %s", a, b); f2(&a, &b); printf("%... | Watch the step-by-step video solution for this NIMCET PYQ.