[Bài 8] Viết chương trình tính dân số của một thành phố sau

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Lưu ý: Code được viết trên phần mềm Visual Stdio 2015.
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#define _CRT_SECURE_NO_WARNINGS

#include <stdio.h>
#include <conio.h>

int main() {

    float currentPopulation = 6000000;

    /* Case 1: Beginner no use for loop
    // After 1 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 1 years the population is: %f", currentPopulation);

    // After 2 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 2 years the population is: %f", currentPopulation);

    // After 3 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 3 years the population is: %f", currentPopulation);

    // After 4 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 4 years the population is: %f", currentPopulation);

    // After 5 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 5 years the population is: %f", currentPopulation);

    // After 6 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 6 years the population is: %f", currentPopulation);

    // After 7 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 7 years the population is: %f", currentPopulation);

    // After 8 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 8 years the population is: %f", currentPopulation);

    // After 9 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 9 years the population is: %f", currentPopulation);

    // After 10 years
    currentPopulation += (currentPopulation * 0.018);

    printf("\nAfter 10 years the population is: %f", currentPopulation);

    */

    // Case 2: Use for loop
    int i;
    for (i = 1; i <= 10; ++i) {
        currentPopulation += currentPopulation * 0.018;
    }

    printf("\nAfter 10 years the population is: %f", currentPopulation);

    //  Note: portion only natural results
    _getch();
    return 0;
}