online compiler and debugger for c/c++

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#include<stdio.h> int main() { int a[10][10],b[10][10],result[10][10],m,n,p,q,i,j,k; //get the nuumber of rows/columns of first matrix printf("Enter rows and columns of first matrix:"); scanf("%d%d",&m,&n); //get the nuumber of rows/columns of second matrix printf("Enter rows and columns of second matrix:"); scanf("%d%d",&p,&q); //check if rows of A qual to columns of B if(n==p) { printf("\nEnter first matrix:\n"); //fetch the first matrix data from user and save in array a[10][10] declared above for(i=0;i<m;++i) { for(j=0;j<n;++j) { scanf("%d",&a[i][j]); } } printf("\nEnter second matrix:\n"); //fetch the second matrix data from user and save in array b[10][10] for(i=0;i<p;++i) { for(j=0;j<q;++j) { scanf("%d",&b[i][j]); } } printf("\nThe multiplied matrix result is:\n"); //multiply the matrix and save it in result[][] array & print it for(i=0;i<m;++i) { for(j=0;j<q;++j) { result[i][j]=0; for(k=0;k<n;++k) result[i][j]=result[i][j]+(a[i][k]*b[k][j]); printf("%d ",result[i][j]); } printf("\n"); } } else { printf("\n Matrix multiplication can't be done for these rows/columns"); } return 0; }

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