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#include <stdio.h>
#define a 1.2
#define k 3.8
int main(void) 
{float z=2.6,y,zk;
zk=z+8*k;
p: if(z<=33)
{y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
printf("\nz=%2f y=%2f",z,y);z=z+k} goto p
      return 0;}
 

prog.c: In function ‘main’:
prog.c:8:1: warning: implicit declaration of function ‘pow’ [-Wimplicit-function-declaration]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
 ^
prog.c:8:4: warning: incompatible implicit declaration of built-in function ‘pow’ [enabled by default]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
    ^
prog.c:8:1: warning: implicit declaration of function ‘log10’ [-Wimplicit-function-declaration]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
 ^
prog.c:8:8: warning: incompatible implicit declaration of built-in function ‘log10’ [enabled by default]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
        ^
prog.c:8:1: warning: implicit declaration of function ‘fabs’ [-Wimplicit-function-declaration]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
 ^
prog.c:8:14: warning: incompatible implicit declaration of built-in function ‘fabs’ [enabled by default]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
              ^
prog.c:8:1: warning: implicit declaration of function ‘sqrt’ [-Wimplicit-function-declaration]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
 ^
prog.c:8:28: warning: incompatible implicit declaration of built-in function ‘sqrt’ [enabled by default]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
                            ^
prog.c:8:1: warning: implicit declaration of function ‘exp’ [-Wimplicit-function-declaration]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
 ^
prog.c:8:33: warning: incompatible implicit declaration of built-in function ‘exp’ [enabled by default]
 {y=pow(log10(fabs(a-z)),2)/sqrt(exp(a+z))+z/a;
                                 ^
prog.c:9:34: error: expected ‘;’ before ‘}’ token
 printf("\nz=%2f y=%2f",z,y);z=z+k} goto p
                                  ^
prog.c:10:7: error: expected ‘;’ before ‘return’
       return 0;}
       ^
prog.c:5:16: warning: variable ‘zk’ set but not used [-Wunused-but-set-variable]
 {float z=2.6,y,zk;
                ^

Standard output is empty