Added my work from todays up exam

1 files changed, 41 insertions, 0 deletions

diff --git a/Year 1/Programming introduction/Exams/Exam2/prob3.cpp b/Year 1/Programming introduction/Exams/Exam2/prob3.cpp
new file mode 100644
index 0000000..8f1a85a
--- /dev/null
+++ b/Year 1/Programming introduction/Exams/Exam2/prob3.cpp
@@ -0,0 +1,41 @@
+#include <iostream>
+
+int getLetterValue(char letter, int n, char *letters, int *values) {
+	for (int i = 0; i < n; i++) {
+		if (letters[i] == letter)
+			return values[i];
+	}
+	return 0;
+}
+
+int calculate(char *str, int n, char *letters, int *values) {
+	if (str[1] == '\0')
+		return getLetterValue(str[0], n, letters, values);
+
+	int sum = 0, prod = getLetterValue(str[0], n, letters, values);
+
+	for (int i = 1; str[i] != '\0'; i++) {
+		if (str[i] == '+') {
+			sum += prod;
+			prod = 1;
+		}
+		else if (str[i] != '.')
+			prod *= getLetterValue(str[i], n, letters, values);
+	}
+
+	sum += prod;
+
+	return sum;
+}
+
+int main() {
+	char str[] = "a.b+b.c+d+a.c";
+	char letters[] = { 'a', 'b', 'c', 'd' };
+	int values[]   = {  2 ,  5 ,  3 ,  42 };
+	std::cout << calculate(str, 4, letters, values) << std::endl;;
+
+	char str1[] = "h.e.l.l.o+w.o.r.l.d";
+	char letters1[] = { 'd', 'e', 'h', 'l', 'o', 'r' };
+	int values1[]   = {  3 ,  2 ,  3 ,  1 ,  5 ,  10 };
+	std::cout << calculate(str1, 6, letters1, values1) << std::endl;
+}