'commit'

TangDou/LuoGuBook/P5704.cpp

@@ -0,0 +1,16 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    char c;
+    cin >> c;
+    cout << char(c - 32) << endl;
+    printf("%c\n", c - 32);
+    printf("%c\n", c - 'a' + 'A');
+
+    char ans;
+    ans = c - 'a' + 'A';
+    cout << ans << endl;
+    return 0;
+}