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lab1/problem4.cpp

+
+#include <algorithm>
+#include<iostream>
+#include<ctime>
+#include<cstdlib>
+
+using namespace std;
+
+int main(){
+	int n;
+	cin>>n;
+	int a[n][n],b[n][n],c[n][n];
+	for(int i=0;i<n;i++)
+		{
+			for(int j=0;j<n;j++)
+				{cin>>a[i][j];}
+		}
+	for(int i=0;i<n;i++)
+		{for(int j=0;j<n;j++)
+			{cin>>b[i][j];}}
+	for(int i=0;i<n;i++)
+		{for(int j=0;j<n;j++)
+			{c[i][j]=0;
+			for(int k=0;k<n;k++)
+				{c[i][j]=(c[i][j])+(a[i][k]*b[k][j]);}}}
+				
+	for(int i=0;i<n;i++){
+		for(int j=0;j<n;j++)
+			{cout<<c[i][j]<<" ";}
+		cout<<"\n";
+	}
+}