section2

section2-1/.idea/workspace.xml

@@ -29,7 +29,7 @@
     <favorites_list name="section2-1" />
   </component>
   <component name="FileEditorManager">
-    <leaf>
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
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         <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
           <provider selected="true" editor-type-id="text-editor">
@@ -43,9 +43,11 @@
       <file leaf-file-name="main.cpp" pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/main.cpp">
           <provider selected="true" editor-type-id="text-editor">
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-              <caret line="6" column="1" selection-start-line="6" selection-start-column="1" selection-end-line="6" selection-end-column="1" />
-              <folding />
+            <state relative-caret-position="120">
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+              <folding>
+                <element signature="e#0#19#0" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -152,33 +154,43 @@
       <option name="presentableId" value="Default" />
       <updated>1514993750090</updated>
       <workItem from="1514993751579" duration="218000" />
+      <workItem from="1514994499419" duration="5058000" />
     </task>
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="218000" />
+    <option name="totallyTimeSpent" value="5276000" />
+  </component>
+  <component name="TodoView">
+    <todo-panel id="selected-file">
+      <is-autoscroll-to-source value="true" />
+    </todo-panel>
+    <todo-panel id="all">
+      <are-packages-shown value="true" />
+      <is-autoscroll-to-source value="true" />
+    </todo-panel>
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="23" width="1280" height="712" extended-state="6" />
-    <editor active="false" />
+    <editor active="true" />
     <layout>
-      <window_info id="Project" active="true" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.2494043" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
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+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.2494043" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32996634" sideWeight="0.49722" order="6" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32996634" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
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+      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32996634" sideWeight="0.50277996" order="7" side_tool="true" content_ui="tabs" />
+      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
+      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32996634" sideWeight="0.49722" order="2" side_tool="false" content_ui="tabs" />
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+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32996634" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="true" content_ui="tabs" />
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+      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
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@@ -208,11 +220,39 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/main.cpp">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="90">
-          <caret line="6" column="1" selection-start-line="6" selection-start-column="1" selection-end-line="6" selection-end-column="1" />
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+            <element signature="e#0#19#0" expanded="true" />
+          </folding>
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+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="0">
+          <caret line="0" column="0" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file:///Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1/string">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="213">
+          <caret line="2023" column="6" selection-start-line="2023" selection-start-column="6" selection-end-line="2023" selection-end-column="6" />
           <folding />
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/main.cpp">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="120">
+          <caret line="8" column="16" selection-start-line="8" selection-start-column="16" selection-end-line="8" selection-end-column="16" />
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+            <element signature="e#0#19#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
   </component>
 </project>

section2-1/main.cpp

@@ -1,7 +1,18 @@
 #include <iostream>
+#include <string>
 
 using namespace std;
 
 int main() {
-    return 0;
+    string stringA, stringB;
+    while (cin >> stringA >> stringB){
+        char *charA, *charB;
+        charA = (char *) stringA.data();
+        charB = (char *) stringB.data();
+
+        int a, b;
+        sscanf(charA, "%x", &a);
+        sscanf(charB, "%x", &b);
+        cout << a + b << endl;
+    }
 }

section2-2/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.6)
+project(section2_2)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+
+set(SOURCE_FILES main.cpp)
+add_executable(section2_2 ${SOURCE_FILES})

section2-2/main.cpp

@@ -0,0 +1,23 @@
+#include <iostream>
+
+using namespace std;
+
+int main() {
+    int T;
+    while (cin >> T) {
+        for (int i = 0; i < T; i++) {
+            int N, M;
+            cin >> N >> M;
+            int grid = 0;
+            int count = 0;
+            for (int j = 0; j < N * M; j++) {
+                cin >> grid;
+                if (grid == 1) {
+                    count++;
+                }
+            }
+            cout << count << endl;
+        }
+    }
+    return 0;
+}

section2-3/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.6)
+project(section2_3)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+
+set(SOURCE_FILES main.cpp)
+add_executable(section2_3 ${SOURCE_FILES})

section2-3/main.cpp

@@ -0,0 +1,44 @@
+#include <iostream>
+#include <map>
+
+using namespace std;
+
+map<char, int> init() {
+    map<char, int> defineKey;
+    char key = 'A';
+    for (int i = 0; i < 26; i++) {
+        defineKey.insert(make_pair(key, i + 1));
+        key += 1;
+    }
+    return defineKey;
+}
+
+int main() {
+    map<char, int> mpKey = init();
+
+    char keys[256] = {'\0'};
+
+    while (cin.getline(keys, 256)) {
+        if (keys[0] == '#') {
+            break;
+        }
+
+        int val = 0;
+        int result = 0;
+        for (int i = 0; keys[i] != '\0'; i++) {
+            if (keys[i] < 'A' || keys[i] > 'Z') {
+                continue;
+            }
+            map<char, int>::iterator iter = mpKey.find(keys[i]);
+            if (iter != mpKey.end()) {
+                val = iter->second;
+            }
+//            cout << "val - " << val << endl;
+            result += ((i+1)*val);
+        }
+        cout << result << endl;
+        memset(keys, 0, 256);
+    }
+
+    return 0;
+}

section2-4/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.6)
+project(section2_4)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+
+set(SOURCE_FILES main.cpp)
+add_executable(section2_4 ${SOURCE_FILES})

section2-4/main.cpp

@@ -0,0 +1,37 @@
+#include <iostream>
+#include <string>
+
+using namespace std;
+
+bool triangle(int a, int b, int c) {
+    int sideA, sideB, sideC;
+    if (a > b && a > c) {
+        sideA = a, sideB = b, sideC = c;
+    } else if (b > a && b > c) {
+        sideA = b, sideB = a, sideC = c;
+    } else {
+        sideA = c, sideB = a, sideC = b;
+    }
+
+    if (sideB * sideB + sideC * sideC == sideA * sideA) {
+        return true;
+    }
+    return false;
+}
+
+int main() {
+    int n;
+    while (cin >> n) {
+        int a = 0, b = 0, c = 0;
+        for (int i = 0; i < n; i++) {
+            cin >> a >> b >> c;
+            cout << "Scenario #" << i + 1 << ":" << endl;
+            if (triangle(a, b, c)) {
+                cout << "yes" << endl << endl;
+            } else {
+                cout << "no" << endl << endl;
+            }
+        }
+    }
+    return 0;
+}