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| struct Notebook
{
char firma[ 20 ];
int kolvo[ 20 ];
char model_nout[ 20 ];
int razmer;
int hard;
int cena;
} ;
int main( )
{
Notebook D[ 20 ];
int n = 0, i = 0, max = 0, k = 0, d_max = -1, v, razm, c = 0, maxi = 0, m = 0, m1 = 0;
char s[ 20 ], firm[ 20 ];
FILE * f;
printf( "Nagmite 1 dlya samostoyatel'nogog vvoda dannih.\n-Nagmite 2 dlya vvoda dannih iz file.\n" );
scanf( "%d", & v );
switch ( v )
{
case 1:
printf( "Vvedite kolichestvo firm (<=20): " );
scanf( "%d", & n );
for ( i = 0; i < n; i++ )
{
printf( " Vvedite nazvanie firmy: " );
scanf( "%s", D[ i ].firma );
printf( "\nVvedite kol-vo noutbukov(<=20):\n" );
scanf( "%d", & m1 );
printf( "\n Vvedite dannie o noutbykax:" );
for ( k = m; k < m + m1; k++ )
{
printf( "\n Notebook № %d:", k + 1 );
printf( " \n Vvedite model nouta: " );
scanf( "%s", D[ k ].model_nout );
printf( " \nVvedite diaginal ekrana: " );
scanf( "%d", & D[ k ].razmer );
printf( " \nVvedite razmer jeskogo diska (v GB): " );
scanf( "%d", & D[ k ].hard );
printf( " \nVvedite ceny: " );
scanf( "%d", & D[ k ].cena );
m = +m1;
}
}
break;
case 2:
do
{
printf( "\nVvedite nazvanie file dlya schitivaniya informacii:" );
scanf( "%s", s );
f = fopen( s, "r" );
if ( f == 0 )
{
printf( "\nTAKOGO FILE NET!" );
}
}
while ( f == 0 );
while ( !feof( f ) )
{
fscanf( f, "%s", D[ i ].firma );
printf( "\nNazvanie firmy: %s", D[ i ].firma );
fscanf( f, "%s", & D[ i ].model_nout );
printf( "\nModel nouta: %s", D[ i ].model_nout );
fscanf( f, "%d", & D[ i ].razmer );
printf( "\nDiagonal ekrana: %d", D[ i ].razmer );
fscanf( f, "%d", & D[ i ].hard );
printf( "\nRazmer jeskogo diska (v GB): %d\n", D[ i ].hard );
fscanf( f, "%d", & D[ i ].cena );
printf( "\nCena nouta (v GB): %d\n", D[ i ].cena );
i++ ;
n++ ;
}
fclose( f );
break;
}
printf( "\nVvedite nuznuy vam firmy: " );
scanf( "%s", & firm );
for ( i = 0; i < n; i++ )
{
if ( stricmp( D[ i ].firma, firm ) == 0 )
{
printf( "Model%16s\n Razmer diag%9d\n Razmer jeskogo diska(v GB)%11d\n Cenah%5d\n", D[ i ].model_nout, D[ i ].razmer, D[ i ].hard, D[ i ].cena );
printf( "\n-_-_-_-_-_-_-_-_-_-_-_-_-\n" );
k++ ;
}
}
if ( k == 0 )
{
printf( "\nTakoi firmy net" );
}
printf( "\nVvedite nyzniy vam razmer ekrana:\n" );
scanf( "%d", razm );
for ( i = 0; i < n; i++ )
{
if ( D[ i ].razmer == razm )
{
if ( D[ i ].cena > max )
{
max = D[ i ].cena;
maxi = i;
c++ ;
}
}
}
if ( k == 0 )
{
printf( "\nNevernyi razmer diag" );
}
else
{
printf( "Model%16s\n Razmer diag%9d\n Razmer jeskogo diska(v GB)%11d\n Cenah%5d\n", D[ maxi ].model_nout, D[ maxi ].razmer, D[ maxi ].hard, D[ maxi ].cena );
}
printf( "\nVvedite nazvanie file dlya vivoda: " );
scanf( "%s", s );
f = fopen( s, "w" );
for ( i = 0; i < n; i++ )
{
if ( k == 0 )
{
printf( "\nTakoi firmy net" );
}
else if ( !stricmp( D[ i ].firma, firm ) )
{
fprintf( f, "Model%16s\n Razmer diag%9d\n Razmer jeskogo diska(v GB)%11d\n Cenah%5d\n", D[ i ].model_nout, D[ i ].razmer, D[ i ].hard, D[ i ].cena );
}
}
if ( c == 0 )
{
fprintf( f, "\nNevernyi razmer diag" );
}
else
{
fprintf( f, "Model%16s\n Razmer diag%9d\n Razmer jeskogo diska(v GB)%11d\n Cenah%5d\n", D[ maxi ].model_nout, D[ maxi ].razmer, D[ maxi ].hard, D[ maxi ].cena );
}
fclose( f );
getch( );
return 0;
} |
