//det 1

public class det1 {
	public static void main(String[] args){
		int A[][]={{2,5,3,1},{3,1,8,6},{3,2,5,7}};
		int m=3,n=4;
		int a[]=new int[A.length];
		for(int i=0;i<m ;i++){
			int s=0;
			for(int j=0;j<n;j++)
				s+=A[i][j];
			a[i]=s;
		}
		for(int i=0;i<m ;i++)	
			System .out .print(a[i]+" ");
	}
}


//det 2 
public class det2 {
	public static void main(String[] args){
		int A[]={2,5,3,1,3,1,8,6,3,2};
		int searchKey=8,i;
		for(i=0;i<A.length ;i++){
			if(A[i]==searchKey)
				System .out .print("Vlera u gjet A[" + i + "]= " + A[i]);
		}	
	}
}

//det 3 
public class det3 {
	public static void main(String[] args){
		int A[]={2,5,3,1,3,1,8,6,3,2};
		int numrues=1;
		for(int out=1;out<A.length ;out++){
			boolean iNjejti=false;
			for(int in=0;in<out ;in++)
			if(A[in]==A[out]){
				iNjejti=true;
				break;
			}
			if(iNjejti==false)
				numrues++;
		}	
		System.out.print("Vargu ka " + numrues 
				+ " pe nuk perseriten");
	}
}

//det 4 
public class det4 {
	public static void main(String[] args){
		int A[][]={{2,5,3,1},{3,1,8,6},{3,2,5,7}};
		int searchKey=1,m=3,n=4;
		int a[]=new int[A.length];
		for(int i=0;i<m ;i++){
			a[i]=-1;
			for(int j=0;j<n;j++)
				if(A[i][j]==searchKey){
					a[i]=j;
					break;
				}
		}
		for(int i=0;i<m ;i++)	
			System .out .print(a[i]+" ");
	}
}

//det 5 
public class det5 {
	public static void main(String[] args){
		int A[][]={{2,5,3,1},{3,1,8,6},{3,2,5,7}};
		int searchKey=1,m=3,n=4;
		int i,j=0;
		boolean uGjet=false;
		for(i=0;i<m ;i++){
			for(j=0;j<n;j++)
				if(A[i][j]==searchKey){
					uGjet=true;
					break;
				}
			if(uGjet)
				break;
		}	
		System .out .print("A[" + i + "][" + j + "]= " + A[i][j]);
	}
}