added_few_files

programs/C/matrix_calc.cpp

@@ -0,0 +1,250 @@
+#include<stdio.h>
+#include<conio.h>
+#include<ctype.h>
+#include<stdlib.h>
+#include<string.h>
+	int m[5][5];
+    int n[5][5];
+int get_matrix1(int a, int b){
+
+
+
+	for(int i=0;i<a;i++){
+		for(int j=0;j<b;j++){
+			printf("enter the value of [%d][%d] :",i,j);
+			scanf("%d",&m[i][j]);
+
+
+
+		}
+
+	}
+	printf("the entered matrix is :\n");
+	for(int k=0;k<a;k++){
+		for(int l=0;l<b;l++){
+			printf("%d ",m[k][l]);
+
+
+
+
+		}
+		printf("\n");
+
+	}
+	return 0;
+}
+
+int get_matrix2(int a, int b){
+
+
+
+	for(int i=0;i<a;i++){
+		for(int j=0;j<b;j++){
+			printf("enter the value of [%d][%d] :",i,j);
+			scanf("%d",&n[i][j]);
+
+
+
+		}
+
+	}
+	printf("the entered matrix is :\n");
+	for(int k=0;k<a;k++){
+		for(int l=0;l<b;l++){
+			printf("%d ",n[k][l]);
+
+
+
+
+		}
+		printf("\n");
+
+	}
+	return 0;
+
+}
+int add(int a, int b){
+	for (int i=0;i<a;i++){
+	for (int j=0;j<b;j++){
+		printf("%d ",m[i][j]+n[i][j]);
+	}
+	printf("\n");
+	}
+	return 0;
+}
+int sub(int a, int b){
+	for (int i=0;i<a;i++){
+	for (int j=0;j<b;j++){
+		printf("%d ",m[i][j]-n[i][j]);
+	}
+	printf("\n");
+	}
+	return 0;
+}
+int multi(int a, int b , int c ){
+	int r=0;
+	for(int i=0;i<a;i++){for(int j=0;j<b;j++ ){
+		for(int k=0;k<c;k++){
+
+			r=r+(m[i][k]*n[k][j]);
+			if(k==c-1){
+			printf("%d",r);
+			r=0;
+		}
+		}
+
+		printf(" ");
+	}
+	printf("\n");
+	}
+}
+	int trans1(int a,int b){
+
+
+		char c;
+		int t[a][b];
+
+		system("cls"); 
+
+
+			for (int i=0;i<a;i++){
+				for(int j=0;j<b;j++){
+				t[j][i]=m[i][j];
+
+
+				}
+			}
+
+		for (int k=0;k<a;k++){
+				for(int l=0;l<b;l++){
+				printf("%d ",t[k][l]);
+
+
+				}
+				printf("\n");
+			}
+	}
+	int trans2(int a , int b){
+		int t[a][b];
+
+		system("cls"); 
+
+
+			for (int i=0;i<a;i++){
+				for(int j=0;j<b;j++){
+				t[j][i]=n[i][j];
+
+
+				}
+			}
+
+		for (int k=0;k<a;k++){
+				for(int l=0;l<b;l++){
+				printf("%d ",t[k][l]);
+
+
+				}
+				printf("\n");
+			}
+
+
+	}
+
+
+int main(){
+	char select;
+	char oprator;
+	printf("********************************************************************************");
+	printf("********************************************************************************");
+	printf("\n\n\n\n");
+	printf("-------------------------------MATRIX CALCULATOR--------------------------------\n\n\n\n");
+	printf("********************************************************************************");
+	printf("********************************************************************************");
+	printf("\n\n\n\n");
+	printf("select from the following :\n s to start");
+	getch();
+	select=toupper(getch());
+	if (select=='S') goto home;
+
+	else  {
+		exit(1);
+	}
+
+
+	home: 
+	system("cls");
+	int a,b,c,d;
+	char tsel;
+
+	printf("enter the number of rows of matrix 1:");
+	scanf("%d",&a);
+	printf("enter the number of column of matrix 1:");
+	scanf("%d",&b);
+	get_matrix1(a,b);
+	printf("enter the nnumber of rows of matrix 2:");
+	scanf("%d",&c);
+	printf("enter the number of column of matrix 2:");
+	scanf("%d",&d);
+	get_matrix2(c,d);
+
+	printf("press any key to continue");
+	getch();
+	selection :
+	system("cls");
+	printf("select the operator from below :\n 1.A to add \n 2.B to subtract\n 3.C to multiplcation\n 4. T for transpose \n 5.R to start again\n  ");
+	oprator=toupper(getch());
+
+	if (oprator=='A'){
+	 system("cls");
+	printf("result :\n");
+	add(a,d);
+	} 
+
+
+
+	else if (oprator=='B'){
+	system("cls");
+		printf("result :\n");
+		sub(a,d);
+		}
+
+	else if (oprator=='C'){
+	system("cls");
+		printf("result :\n");
+		multi(a,d,b);
+		}	
+	else if (oprator=='T'){
+			back :
+			system("cls");
+			printf("select the matrix which you want to find the transpose (a & B)  :");
+		tsel=toupper(getch());
+			if (tsel=='A')
+			trans1(a,b);
+			else if(tsel=='B')trans2(c,d);
+			else {printf("select the right matrix : ");
+			goto back;
+			}
+		}
+	else if (oprator=='D'){
+
+
+
+
+
+
+
+	}	
+	else if (oprator=='R') goto home ;
+	else {printf("enter the right operator ");
+	goto selection ;
+
+
+
+	}	
+
+
+
+
+
+	}
+