. 3.18:
3.18
| 1 ... N . . 1 ... . . M main() { . . 1 ... . . K 1 ... ... | /* . */ /* */ /* . */ #include<stdio.h> /**/ ... #include<math.h> int I=3; /* */ float A, B; double TOK=6.7E+2; /**/ main() /* */ { float d2,k1; /* */ double z; int k,j=5; /* */ scanf("%5f%5f%7e", &A, &B, &d2); z=0.5*A+pow(TOK,2); k=I+j; |
. 3.18
| ... ... S } . . | k1=k/B*log10(d2); k1=k/B*log10(d2); printf("z=%9.2e k=%4d k1=%9.2f", z, k, k1); } 37.620.058104.7e4 |
ü ! .
.
:
;
( ).
, .
. 3.19.
3.19
| D | H | ||||
| ddn | hst | rkr | pk |
. 3.19
|
| k1 | k2 | S | S | S | |||
| PI | k1 | k2 | sdn | sst | sob | rkrl | rkrkg |
(. 3.2) . /++ .
/* */
/* */
/* . 031 .. */
#include<stdio.h> /* */
#include<stdlib.h> /* */
#include<math.h> /* */
float PI; /* */
main()
{
float ddn, hst, rkr, pk, k1, k2, /* */
sdn, sst, sob, rkrl, rkrkg; /* */
scanf(%3f%5f%6e%3f, &ddn, &hst, &rkr, &pk);
printf(\n ddn=%3.1f fhst=%5.0f rkr=%6.1e pk=%3.1f,
ddn,hst,rkr,pk);
scanf(%6f%5e%4f, &PI, &k1, &k2);
printf(\n PI=%6.4f k1=%7.2e k2=%4.0f \n, PI, k1, k2);
sdn=PI*pow(ddn,2)/4.;
sst= PI*ddn*hst*k1;
sob=(sdn+sst)*k2;
rkrl=rkr*sob;
rkrkg=rkrl*pk;
printf(\n sdn=%8.2f sst=%8.2f sob=%8.2f rkrl=%8.2f rkrkg=%8.2f \n, sdn, sst, sob, rkrl, rkrkg);
}
3.26780.5.2e-31.4
3.14161.e-3100.
, , ( scanf) .
3.1.
.
