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5. .




/*twovars.c*/main() { intdepents; floatincome; puts(" "); scanf("%f", &income); puts(", "); scanf("%d", &depents); if (income < 20000 &&depents> 2) puts(" "); }

if : income depents. , if, , income 20 , depents . , , 20001 , puts() .

, , , . , .

if (taxable == 'Y' &&taxable == "y")

, . , , , .

, , 40 60 . :

if (cost>= 40000.00 &&cost<= 60000.00)

if, , . 40000 60000 , (.3).

, , cost . ,


. 3. ,

, - , . if , , , :

if (income<= 20000.00 || income>= 60000.00) puts(" ");

, , , . () , , if, 0. , , , . , : , count , 0:

int count;count = 0;if (! count) puts("");

if (count == 0)

, : , count , :

int count;count = 1;if (count) puts("");

if (count) if (count!= 0), , . , .

 

 

if

if...else . , . if. . , if :

if (income > 100000) if (status == 'S') taxrate = 0.35;

, , taxrate . :

if (income > 100000 && status == 'S') taxrate = 0.35;

, , &&, , if. , : income 100000 status "S", taxrate 0.35.

, if , . , , if, , . :

main() { floatincome; scanf("%f", &income); if (income>= 20000.00) if (income<= 100000.00) puts(" 22%"); else puts(" 20000$ - 15%"); }

, -, : income 20000 100000, , income 20000, .

, , , . , 20000, puts(), 100000, 15.

, else if , . , else if, . else if, , income 20000 100000.

, , :

if (income>= 20000.00) { if (income<= 100000.00) puts(" 22%"); }else puts(" 20 , \ 15%");

, else if.

if:

if (income>= 20000.00 &&income<= 100000.00) puts(" 22%");else puts(" 20 , \ 15%");

if .

, , . , , , 100 . . , , , income, 150000, . , ?

6. if...else. , , . (income< 20000.00), puts(), . else if, (income< 100000.00) , .





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