#include <stdio.h>

int main() {
	int n;
	float sum = 0, average;

    printf("Введите количество элементов последовательности: ");
    scanf("%d" , &n);
    
    for (int i = 0; i < n; i++) {
        float num;
        printf("Введите элемент %d: ", i + 1);
        scanf("%f", &num);
        sum += num;
}

    average = sum / n;

    printf("Среднее арифметическое: %.2f\n", average);

    return 0;
}

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