'commit'

2025-08-30 18:35:01 +08:00
commit 1f397eca87
6258 changed files with 1487241 additions and 0 deletions
--- a/C++课程/第十五课循环结构程序设计实例/a的b次方个位数解法_2.cpp
+++ b/C++课程/第十五课循环结构程序设计实例/a的b次方个位数解法_2.cpp
@@ -0,0 +1,130 @@
+#include<bits/stdc++.h>
+using namespace std;
+
+int main() {
+	int a,b;
+	cin>>a>>b;
+	//<2F><>λ<EFBFBD><CEBB>
+	a=a%10;
+	if(b==0) {
+		cout<<1<<endl;
+		return 0;
+	}
+	// 0 1 5 6<><36><EFBFBD>ٴη<D9B4><CEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD>
+	if(a==0 || a==1 ||a==5 || a==6) {
+		cout<<a<<endl;
+		return 0;
+	}
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2<EFBFBD><32><EFBFBD><EFBFBD>ô<EFBFBD><C3B4>2 4 8 6ѭ<36><D1AD>
+	if(a==2) {
+		b=b%4;
+		if(b==1) {
+			cout<<2<<endl;
+			return 0;
+		}
+		if(b==2) {
+			cout<<4<<endl;
+			return 0;
+		}
+		if(b==3)  {
+			cout<<8<<endl;
+			return 0;
+		}
+		if(b==0)  {
+			cout<<6<<endl;
+			return 0;
+		}
+	}
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3
+	if(a==3) {
+		b=b%4;
+		if(b==1) {
+			cout<<3<<endl;
+			return 0;
+		}
+		if(b==2) {
+			cout<<9<<endl;
+			return 0;
+		}
+		if(b==3)  {
+			cout<<7<<endl;
+			return 0;
+		}
+		if(b==0)  {
+			cout<<1<<endl;
+			return 0;
+		}
+	}
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>4
+	if(a==4) {
+		b=b%2;
+		if(b==1) {
+			cout<<4<<endl;
+			return 0;
+		}
+		if(b==0) {
+			cout<<6<<endl;
+			return  0;
+		}
+	}
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>7
+	if(a==7) {
+		b=b%4;
+		if(b==1) {
+			cout<<7<<endl;
+			return 0;
+		}
+		if(b==2) {
+			cout<<9<<endl;
+			return  0;
+		}
+
+		if(b==3) {
+			cout<<3<<endl;
+			return 0;
+		}
+
+		if(b==0) {
+			cout<<1<<endl;
+			return 0;
+		}
+	}
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>8
+	if(a==8) {
+		b=b%4;
+		if(b==1) {
+			cout<<8<<endl;
+			return 0;
+		}
+		if(b==2) {
+			cout<<4<<endl;
+			return  0;
+		}
+
+		if(b==3) {
+			cout<<2<<endl;
+			return 0;
+		}
+
+		if(b==0) {
+			cout<<6<<endl;
+			return 0;
+		}
+	}
+
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>9
+	if(a==9) {
+		b=b%2;
+		if(b==1) {
+			cout<<9<<endl;
+			return 0;
+		}
+		if(b==0) {
+			cout<<1<<endl;
+			return  0;
+		}
+	}
+	return 0;
+}
+
+