#include <stdio.h>
#include <stdlib.h>
#include <Windows.h>

int maxx(FILE* f);
int secc(FILE* f, char c);

#define _CRT_SECURE_CPP_OVERLOAD_STANDART_NAMES 0
#define _CRT_SECURE_NO_WARNINGS 1

int main() {
    char file_name[100], c;
    FILE* f;

    printf("Enter file name: ");
    scanf("%s", file_name);
    f = fopen(file_name, "r");

    printf("Enter c:");
    scanf("%c", &c);

    printf("Maximum number is: %d", maxx(f));
    printf("Number of occurences of %c is %d", c, secc(f, c));

    fclose(f);

    return 0;
}

int maxx(FILE* f) {
    int n;
    int max = 0;
    while (1) {
        int ret = fscanf(f, "%d", &n);
        if (n > max) {
            max = n;
        }
    }

    return max;
}

int secc(FILE* f, char c) {
    char current_char;
    int n;

    while (1)
    {
        current_char = fgetc(f);
        if (feof(f))
        {
            break;
        }
        if (current_char == c) {
            n++;
        }
    }

    return n;
}