.


:




:

































 

 

 

 


4. .




/*payroll1.c*/main() { floatrate, hours, total; printf(" : "); scanf("%f", &rate); printf(" : "); scanf("%f", &hours); total = (40 * rate) + ((hours -40) * (rate*2)); printf(" : %f", total); }

, , . 5 , , , . , . .

5. , .

/*payroll2.c*/main(){float rate, hours, total, regular, extra, d_time, overtime;printf(" : ");scanf("%f", &rate);printf(" : ");scanf("%f", &hours);regular = 40 * rate;extra = hours - 40;d_time = rate * 2;overtime = extra * d_time;total = regular + overtime;printf(" : %f", total);}

. , . .

, , . :

variable = variable + 1

, , , .


.9.

, (.9). , . , :

1

, , .10. count, , :

intcount;count=0;

count = count + 1;


.10.

:

count = 0 + 1

count, 0, , 1. 1, count. 0 1. :

count = count + 1;

 

count = 1 + 1

count, 1, 1. 2, . , count ().

, . count , 1,

count = count + 2;

: 1, 3, 5, 7 . count, , count = count + 5, , count = count + 10, .

, :

variable = variable - 1

().

, . ++variable . ,

variable = variable + 1;

, :

/*count.c*/main(){intcount = 0;printf(" \count %d", count);printf(" \count %d", ++count);printf(" \count %d", count);}

:

count 0 count 1 count 1

printf() count 1.

count = count + 1;printf(" count %d\n", count);

.

, . , ++count , :

printf(" count %d\n", count+1);

count+1 , count. , , , . , , 6.





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