snail wanna go up is done

Author: rainBuildingTree

2869_snail_wanna_go/a.out

@@ -0,0 +1,28 @@
+#include <iostream>
+using namespace std;
+
+// input_data[0]: the distance a snail goes up in daytime.
+// input_data[1]: the distance the snail slep down at night.
+// input_data[2]: the distance the snail need to go up.
+
+int* get_input() {
+    int* data = new int[3];
+    for (int i = 0; i < 3; ++i)
+        cin >> data[i];
+    return data;
+}
+
+int calculate_date(int* data) {
+    int ans = (data[2] - data[0]) / (data[0] - data[1]) + (((data[2] - data[0]) % (data[0] - data[1]) == 0) ? 0 : 1) + 1;
+    delete [] data;
+    return ans;
+}
+
+void printInt(int message) {
+    cout << message << '\n';
+}
+
+int main() {
+    printInt(calculate_date(get_input()));
+    return 0;
+}