Optimized printing

FOXFOXFOXFOXFOXFOXFOXFOXFOXFOXFOX

10_Lotto/10_Lotto.c

@@ -1,100 +0,0 @@
-#include "10_Lotto.h"
-
-int main() {
-    // vars
-    int usr_input[ARRLENGTH] = {0}, ran_nums[ARRLENGTH] = {0}, amnt_correct;
-
-    // input
-    for (int i = 0; i < ARRLENGTH; i++) {
-        usr_input[i] = Input(usr_input);
-    }
-
-    // initializing number generator
-    Initialize();
-
-    // fill lottery array
-    RanArray_Fill(ran_nums);
-
-    // check for correct guesses and writes the num of correct guesses in amnt_correct
-    amnt_correct = CheckGuess(usr_input, ran_nums);
-
-    // output
-    Output(amnt_correct);
-
-    // debugging
-    for (int i = 0; i < ARRLENGTH; i++)     // output user input
-    {
-        printf("\nusr_in %i: %i", i, usr_input[i]);
-    }
-    
-    for (int i = 0; i < ARRLENGTH; i++)     // output random numbers
-    {
-        printf("\nran_num %i: %i", i, ran_nums[i]);
-    }
-    
-
-    return 0;
-}
-
-void Initialize() {
-    time_t t;
-    srand(time(&t));
-}
-
-int Input(int usr_input[]) {
-    int input;
-    while (1) {
-        printf("\nPlease type in a number: ");
-        scanf("%i", &input);                                                    // user input number
-        if (CheckNotInNums(usr_input, input) && ValidNum(input)) {
-            break;                                                              // returns num if accectable
-        }
-        printf("\nNumber is not allowed.");                                     // error: invalid number
-    }
-    return input;
-}
-
-void Output(int amnt_correct) {
-    printf("\nYou got %i numbers right!", amnt_correct);
-}
-
-int CheckGuess(int usr_in[], int ran_nums[]) {
-    int count = 0;
-    for (int i = 0; i < ARRLENGTH; i++)                         // iterating through usr_in
-    {
-        if (CheckNotInNums(ran_nums, usr_in[i]) == 0) {         // checks and counts how often each num of usr_in is in ran_nums
-            count++;
-            continue;
-        }
-    }
-    return count;                                               // returns amount of right guesses
-}
-
-void RanArray_Fill(int arr[]) {
-    int random_number;
-    for (int i = 0; i < ARRLENGTH; i++) {                   // fill array with random values from 1 to 49
-        while (1) {
-            random_number = RanNum();
-            if (CheckNotInNums(arr, random_number)) {       // check if random number doesn't exist yet
-                arr[i] = random_number;                     // if check successfull: writes random number in array
-                break;
-            }        
-        }
-    }
-}
-
-int RanNum() {
-    return (rand() % 49) + 1;       // returns random values from 1 to 49
-}
-
-int CheckNotInNums(int arr[], int num) {
-    for (int i = 0; i < ARRLENGTH; i++) {
-        if (arr[i] == num) return 0;                // returns 0 if num exists already
-    }
-    return 1;                                       // returns 1 if num doesn't exist yet
-}
-
-int ValidNum(int input) {
-    if (input > 0 && input < 50) return 1;          // returns 1 if input is between 0 and 50, thus valid
-    return 0;                                       // returns 0 if input is NOT between 0 and 50, thus invalid
-}

10_Lotto/10_Lotto.h

@@ -1,16 +0,0 @@
-// includes
-#include <stdio.h>
-#include <time.h>
-
-// defines
-#define ARRLENGTH 6
-
-// function declarations
-void Initialize();
-int Input(int[]);
-void Output(int);
-int CheckGuess(int[], int[]);
-void RanArray_Fill(int[]);
-int RanNum();
-int CheckNotInNums(int[], int);
-int ValidNum(int);

2_Printing_a_Variable/Printing_a_Variable.c

@@ -1,7 +1,14 @@
 #include <stdio.h>
 
 int main() {
-    int j = 1;
-    printf("Printing %i,\nalthough printing foxes is superior.", j);
-    return 0;
+        int i = 70;
+
+        printf("Printing ");
+        for (unsigned int j = i; j < 89; j += 9) {
+                printf("%c", j);
+        }
+
+        printf(", Since they are better :P\n");
+
+        return 0;
 }

3_Simple_Calculation/Simple_Calculation.c

@@ -1,32 +0,0 @@
-#include <stdio.h>
-
-int main() {
-    // creating variables
-    int first = 0, second = 0, addition = 0, subtraction = 0, multiplication = 0, modulo = 0;
-    double division = 0;
-
-    // receiving numbers from user
-    printf("Please type in the first integer: ");
-    scanf("%i", &first);
-    printf("Please type in the second integer: ");
-    scanf("%i", &second);
-
-    // checking numbers
-    printf("Your input: %i and %i\nCalculating...\n\n", first, second);
-
-    // calculating
-    addition = first + second;
-    subtraction = first - second;
-    multiplication = first * second;
-    if (second != 0) {
-        division = first / second;
-        modulo = first % second;
-    } else {
-        printf("\nError: Dividing by 0 is not allowed. Output will be 0 for devision and modulo.\n\n");
-    }
-
-    // output of calculation
-    printf("The results are:\n+ = %i\n- = %i\n* = %i\n/ = %f\nmod = %i", addition, subtraction, multiplication, division, modulo);
-
-    return 0;
-}

4_Simple_Calculation_extended/Simple_Calculation_extended.c

@@ -1,33 +0,0 @@
-/* Extended means using doubles in this case, so floating point numbers can be used. Thus,
-the modulo operation is not usable anymore and has been removed. */
-
-#include <stdio.h>
-
-int main() {
-    // creating variables
-    double first = 0, second = 0, addition = 0, subtraction = 0, multiplication = 0, division = 0;
-
-    // receiving numbers from user
-    printf("Please type in the first integer: ");
-    scanf("%lf", &first);
-    printf("Please type in the second integer: ");
-    scanf("%lf", &second);
-
-    // checking numbers
-    printf("Your input: %lf and %lf\nCalculating...\n\n", first, second);
-
-    // calculating
-    addition = first + second;
-    subtraction = first - second;
-    multiplication = first * second;
-    if (second != 0) {
-        division = first / second;
-    } else {
-        printf("\nError: Dividing by 0 is not allowed. Output will be 0 for devision and modulo.\n\n");
-    }
-
-    // output of calculation
-    printf("The results are:\n+ = %lf\n- = %lf\n* = %lf\n/ = %f\n", addition, subtraction, multiplication, division);
-
-    return 0;
-}

5_Currency_Calculator/Currency_Calculator.c

@@ -1,56 +0,0 @@
-#include <stdio.h>
-#include <math.h>
-
-int main() {
-    // variables
-    double amount = 0, usd = 1.09643, jpy = 148.33512; // eur = 1 as base currency
-    char currentCurrency = 0, targetCurrency;
-
-    // input
-    printf("1 EUR\n2 USD\n3 JPY\n\nPlease type in the current currency: ");
-    scanf("%i", &currentCurrency);
-    printf("Please type in the amount: ");
-    scanf("%lf", &amount);
-    printf("\n1 EUR\n2 USD\n3 JPY\n\nPlease type in the target currency: ");
-    scanf("%i", &targetCurrency);
-
-    // check for valid input
-    if (currentCurrency < 1 || currentCurrency > 4 || targetCurrency < 1 || targetCurrency > 4) {
-        printf("Invalid currencies.");
-        return 1;
-    }
-
-    // calculating
-    if (currentCurrency != targetCurrency) {
-        // converting to base currency
-        switch (currentCurrency) {
-            case 2:
-                amount /= usd;
-                break;
-            case 3:
-                amount /= jpy;
-                break;
-            default:
-                break;
-        }
-        // converting to target currency
-        switch (targetCurrency)
-        {
-        case 2:
-            amount *= usd;
-            break;
-        case 3:
-            amount *= jpy;
-        default:
-            break;
-        }
-    }
-
-    // rounding fun
-    amount = round((amount*100))/100;
-
-    // output
-    printf("Amount in target currency is: %lf", amount);
-
-    return 0;
-}

6_Yet_Another_Simple_Calculator/6_Yet_Another_Simple_Calculator.c

@@ -1,58 +0,0 @@
-#include <stdio.h>
-
-void out(double* number) {
-    printf("The result is %lf.", *number);
-}
-
-int main() {
-    // vars
-    double numOne = 0, numTwo = 0, numOut = 0;
-    char cancel, operation;
-
-    // main loop
-    do {
-        // input for calculation
-        printf("Please type in the first number: ");
-        scanf("%lf", &numOne);
-        fflush(stdin);
-        printf("\nPlease type in the operation (+/-/*/:): ");
-        scanf("%c", &operation);
-        fflush(stdin);
-        printf("Please type in the second number: ");
-        scanf("%lf", &numTwo);
-        fflush(stdin);
-
-        // calculations
-        switch (operation) {
-            case '+':   // add
-                numOut = numOne + numTwo;
-                out(&numOut);
-                break;
-            case '-':   // subtract
-                numOut = numOne - numTwo;
-                out(&numOut);
-                break;
-            case '*':   // multiply
-                numOut = numOne * numTwo;
-                out(&numOut);
-                break;
-            case ':':   // divide
-                if (numTwo != 0) {
-                    numOut = numOne / numTwo;
-                    out(&numOut);
-                } else {
-                    printf("\nSecond number can't be 0.");
-                }
-                break;
-            default:    // other -> invalid operation
-                printf("\nInvalid operation.");
-        }
-        
-        // input 'q' if programm should be exited
-        printf("\nWould you like to enter another calculation? (any other key = continue, q = quit): ");
-        scanf("%c", &cancel);
-        fflush(stdin);
-    } while (cancel != 'q');    // end of do-while-loop
-
-    return 0;
-}

7_Matrix_1x1/7_Matrix_1x1.c

@@ -1,13 +0,0 @@
-#include "7_Matrix_1x1.h"
-
-int main() {
-    // printing the values as matrix
-    for (int i = 1; i <= UPTO; i++) {       // y axis
-        for (int j = 1; j <= UPTO; j++) {   // x axis
-            printf("%5i", (i*j));           // printing each value, i*j = the value
-        }
-        printf("\n");                       // end of line on x axis
-    }
-
-    return 0;
-}

7_Matrix_1x1/7_Matrix_1x1.h

@@ -1,3 +0,0 @@
-#include <stdio.h>
-
-#define UPTO 20         // maximum value

8_Power_Calculator/8_Power_Calculator.c

@@ -1,30 +0,0 @@
-#include "8_Power_Calculator.h"
-
-void main() {
-    unsigned long base, power;
-
-    // input
-    printf("Please type in the base: ");
-    scanf("%i", &base);
-    printf("\nPlease type in the power: ");
-    scanf("%i", &power);
-
-    // calculate
-    base = Calculate(base, power);
-
-    // output
-    printf("\nThe number is: %i.", base);
-
-    return 0;
-}
-
-unsigned long Calculate(unsigned long base, unsigned long power) {
-    unsigned long baseOriginal = base;
-    if (power == 0) return 1;                   // power zero
-    if (power > 0) {                            // power positive
-        for (unsigned int i = 1; i < power; i++) {
-            base *= baseOriginal;
-        }
-    }
-    return base;
-}

8_Power_Calculator/8_Power_Calculator.h

@@ -1,5 +0,0 @@
-// libraries
-#include <stdio.h>
-
-//functions
-unsigned long Calculate(unsigned long, unsigned long);

9_Num_Sort/9_Num_Sort.c

@@ -1,30 +0,0 @@
-// Bubblesort
-
-#include "9_Num_Sort.h"
-
-int main() {
-    // vars
-    int nums[MAXARR] = {12,15,17,6,2,4,7,6,3,10};
-
-    // sort
-    for (int max = sizeof(nums)/4 - 1; max >= 0; max--) {
-        //vars
-        int temp = 0;
-
-        // main loop
-        for (int i = 0; i < sizeof(nums)/4 - 1; i++) {  // sizeof -> bytes, so divided by type size; -1 to avoid overflow
-            if (nums[i] > nums[i + 1]) {
-                temp = nums[i];                         // switching the numbers
-                nums[i] = nums[i + 1];
-                nums[i + 1] = temp;
-            }
-        }
-    }
-
-    // output
-    for (int i = 0; i < sizeof(nums)/4; i++) {          // sizeof -> bytes, so divided by type size; -1 to avoid overflow
-        printf("%i\n", nums[i]);
-    }
-
-    return 0;
-}

9_Num_Sort/9_Num_Sort.h

@@ -1,3 +0,0 @@
-#include <stdio.h>
-
-#define MAXARR 10