归类了 OJ，整理了一下

XSM OJ 重庆小码王集团OJ/小码君的山.cpp

@@ -0,0 +1,41 @@
+#include <iostream>
+#include <iomanip>
+#include <cstring>
+#include <cstdio>
+#include <ctime>
+#include <cmath>
+typedef long long l;
+typedef double d;
+typedef char c;
+l n,m,a[1005][1005],t,x1,y01,x2,y2,cnt=0,r[1000005][105];
+using namespace std;
+int main(){
+	cin >>n>>m;
+	for(int i=1;i<=n;i++){
+		for(int j=1;j<=m;j++){
+			cin >>a[i][j]; 
+		}
+	}
+	cin >>t;
+	for(int i=1;i<=t;i++){
+		cin >>x1>>y01>>x2>>y2;
+		swap(a[x1][y01],a[x2][y2]);
+	}
+	for(int i=1;i<=n;i++){
+		for(int j=1;j<=m;j++){
+			if(a[i][j]>a[i+1][j] && a[i][j]>a[i-1][j] && a[i][j]>a[i][j-1] && a[i][j]>a[i][j+1]){
+				cnt++;
+				r[cnt][1]=i;
+				r[cnt][2]=j;
+			}
+		}
+	}
+	cout <<cnt<<endl; 
+	for(int i=1;i<=cnt;i++){
+		for(int j=1;j<=2;j++){
+			cout <<r[i][j]<<" ";
+		}
+		cout <<endl;
+	}
+	return 0;
+}