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GATE CSE 2019 | Question: 24

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14 votes
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Consider the following C program:

#include <stdio.h>
int main() {
        int arr[]={1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 5}, *ip=arr+4;
        printf(“%d\n”, ip[1]);
        return 0;
}

The number that will be displayed on execution of the program is _______

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6 Answers

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The program asks for what is the out put of printing ip[1] ,for that we need to understand what ip[1] represents here .it represents the second element of ip[ ] .What ip[ ] represents ? it represents arr[4] so what ip[1] will represent it will be arr[4+1] which is 6 .
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After executing the line---- *ip=arr+4

ip will point to the element 5.

so ip[0]=5

ip[1]=6

ip[2]=7 ......

Answer-->6
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