, ( , ), . , , . :
Program Matrix1;
Uses crt;
Const n=5;
Var i, j: Integer;
A: Array [1..n, 1..n] of integer;
Begin
ClrScr;
Randomize; { }
{ }
For i:=1 to n do
For j:=1 to n do
A[i,j]:=Random(20); {A[i,j] , 20}
{ }
For i:=1 to n do
Begin
For j:=1 to n do write(A[i,j]:5);
Writeln;
End;
End.
, ..
. .
s:=0;
for j:=1 to n do s:=s+b[i,j]; { i- }
. .
For i:=1 to n do
Begin
s:=0;
For j:=1 to n do s:=s+A[i,j]*B[j];
C[i]:=s;
end;
.
.
1. n*n. , b[i,j] , , i,j , 2,.
2. i,j , i j 1. n*m 0 1 , b[i,j] 1, a[i,j] .
3. n*n. , b[i,j] , , i,j , 2,.
4. 2*n. , n*n 1,.
5. 6*9 , , , ., .
6. 17 .
7. n*n. , b[i,j] , , i,j , 2,.
8. i,j , i j 1. n*m 0 1 , b[i,j] 1, a[i,j] a[i,j] 0.
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9. 2*n. , n*n 1,.
10. , . 10*15 .
11. n*n. , b[i,j] , , i,j , 2,.
12. i,j , i j 1. n*m 0 1 , b[i,j] 1, a[i,j] a[i,j].
13. m*n, . , . .
14. n*n. , b[i,j] , , i,j , 2,.
15. 2*n. , n*n 1,.
16. n , .
17. n*n. , b[i,j] , , i,j , 2,.
18. 7*4. , , ( ) .
19. 2*n. , n*n 1,.
20. n*n. , b[i,j] , , i,j , 2,.