Lesson 3

03/Exercise01.c

@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <stdbool.h>
+
+int main() {
+    int sLen, iLen, lLen, usLen, uiLen, ulLen, cLen, bLen, dLen, fLen;
+    sLen = sizeof(short);
+    iLen = sizeof(int);
+    lLen = sizeof(long);
+    usLen = sizeof(unsigned short);
+    uiLen = sizeof(unsigned int);
+    ulLen = sizeof(unsigned long);
+    cLen = sizeof(char);
+    bLen = sizeof(bool);
+    dLen = sizeof(double);
+    fLen = sizeof(float);
+    float fTestMaxLength =0.1234567890123456789;
+    printf("short: %d\nint: %d\nlong: %d\nunsigned short: %d \nunsigned int: %d\nunsigned long: %d\nchar: %d\nbool: %d\ndouble: %d\nfloat: %d\n", sLen, iLen, lLen, usLen, uiLen, ulLen, cLen, bLen, dLen, fLen);
+    printf("floatMaxLength: %f", fTestMaxLength);
+    return 0;
+}

03/Exercise02.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+
+int main() {
+    int a = 0, b = 0;
+    scanf("%d %d", &a, &b);
+    printf("%c%c%c%c%c\n", b, b, a, b, b);
+    printf("%c%c%c%c%c\n", b, a, b, a, b);
+    printf("%c%c%c%c%c\n", a, b, b, b, a);
+    printf("%c%c%c%c%c\n", b, a, b, a, b);
+    printf("%c%c%c%c%c\n", b, b, a, b, b);
+    return 0;
+}

03/Exercise03.c

@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+int nextMonth(int currentMonth, int lastMonthAdult, int lastMonthChild) {
+    if (currentMonth == 7) {
+        return lastMonthAdult + lastMonthChild;
+    }
+    else {
+        return nextMonth(currentMonth + 1, lastMonthAdult + lastMonthChild, lastMonthAdult);
+    }
+}
+
+int main() {
+    int sheepCount = 0;
+    sheepCount = nextMonth(1,0,2);
+    printf("Number of sheep: %d\nValue: %d", sheepCount, sheepCount*10);
+    return 0;
+}

03/Optional.c

@@ -0,0 +1,9 @@
+#include <stdio.h>
+
+int main() {
+    char number[12];
+    printf("Your phone number is?\n");
+    scanf("%s", number);
+    printf("Your phone number is %s", number);
+    return 0;
+}