Question

Решите пожалуйста на языке paskal

Answer 1

#1

var a:array[1..4,1..3] of real;   
i,j,k:integer;
begin
 for i:=1 to 4 do begin 
for j:=1 to 3 do begin   
a[i,j]:=random(101)-50; 
 write(a[i,j]:3); 
end; 
writeln; 
end;  
for j:=1 to 3 do 
if a[2,j] > 0 then    
k:=k + 1;    
writeln; 
writeln(k);
end.

#2

var a:array[1..5,1..5] of real;   
i,j:integer;
begin
 for i:=1 to 5 do begin 
for j:=1 to 5 do begin   
a[i,j]:=sin(i) + cos(j);   
write(a[i,j]:3:2, ' '); 
end; 
writeln; 
end;
end.

#3

var a:array[1..3,1..3] of integer;   
i,j,min:integer;
begin
 for i:=1 to 3 do begin 
for j:=1 to 3 do begin   
a[i,j]:=random(101) - 50;   
write(a[i,j]:4); 
end; 
writeln; 
end;  
min:=a[1,1];  
for i:=1 to 3 do 
for j:=1 to 3 do   
if a[i,j] < min then    
min:=a[i,j];    
writeln; 
writeln(min);
end.

#4

var a:array[1..4,1..4] of real;   
i,j,k:integer;
begin
for i:=1 to 4 do begin 
for j:=1 to 4 do begin   
if i>j then   
a[i,j]:=ln(j) - 1   
else a[i,j]:=abs(j - 3*i);   
write(a[i,j]:3:2, ' '); 
end; 
writeln; 
end;  
for i:=1 to 4 do 
for j:=1 to 4 do   
if a[i,j] < 0 then    
k:=k + 1;     
writeln; 
writeln(k); 
end.