void main()
{
int mainMat[10][10], minorMat[10][10], i, j, x, y, r, c, num1=0,num2=0;
clrscr();
printf("This program can find a minor matrix based on any element of a given matrix. \n");
printf("Please enter the number of rows and columns of the main matrix\n"); scanf("%d%d", &r, &c);
for(i=0; i<r; i++)
for(j=0; j<c; j++)
{
mainMat[i][j] = 0;
}
for(i=0; i<r; i++)
for(j=0; j<c; j++)
{
minorMat[i][j] = 0;
}
printf("Now enter the following elements for the matrix: \n");
for(i=0; i<r; i++)
for(j=0; j<c; j++)
{
printf("Enter the element a%d%d: ", i+1, j+1);
scanf("%d", &mainMat[i][j]);
}
// for(i=0; i<r; i++)
// for(j=0; j<c; j++)
// {
// printf("mainMat[%d][%d] = [%d]",i,j,mainMat[i][j]);
// printf("\n"); // }
printf("\nNow enter the coordinates of the element in the matrix you want to base the minor matrix upon: ");
scanf("%d%d", &x ,&y);
printf("x=%d,y=%d",x,y);
for(i=0; i<r; i++) {
num2=0; if(i == x-1) {
printf("i=%d, x-1=%d",i,x-1);
continue;
} for(j=0; j<c; j++) {
if (j == y-1) {
continue;
} else {
minorMat[num1][num2] = mainMat[i][j];
num2++;
} }
num1++; }
printf("num1=%d, num2= %d",num1,num2);
printf("\nOutput Matrix:\n\n");
for(i=0; i<num1; i++){
for(j=0; j<num2; j++)
{
printf("minorMat[%d][%d] = %d ",i,j,minorMat[i][j]);
printf("\n\n");
} }
getch();
}