馃煝聽諑铡謤摘崭謧诈盏崭謧斩 2
論崭謤毡榨謩 铡占铡斩謥 债謤铡眨斋謤炸 铡辗窄铡湛榨謥斩榨宅崭謧 蘸铡湛铡战窄铡斩榨宅, 诈榨 斋斩展 寨湛蘸站斋 乍寨謤铡斩斋斩謮
#include <iostream>
int main() {
char A = 'A';
char a = 'a';
std::cout << A - a;
}聽
Programming 01
#include <iostream>
int main() {
char A = 'A';
char a = 'a';
std::cout << A - a;
}