Help me in solving CLB086A problem

My issue

answer is corret but showing wrong

My code

#include <stdio.h>

#include <string.h>

int main() {
    // declare the array and print 3rd month
    char months[4][10] = {
        "January",
        "Febuary",
        "March",
        "April"
    };
    printf("\n", months[2]);
    printf("Length of %s: %lu\n", months[2], strlen(months[2]));
    return 0;
}

Learning course: Data structures & Algorithms lab
Problem Link: https://www.codechef.com/learn/course/muj-aiml-dsa-c/MUJADSAC05/problems/CLB086A