Borderou de evaluare (job #679106)

Compilare: main.c: In function 'main': main.c:48:16: warning: implicit declaration of function 'sqrt' [-Wimplicit-function-declaration] 48 | if(sqrt(poz*poz-4*((n*poz-z)/2))*sqrt(poz*poz-4*((n*poz-z)/2))==poz*poz-4*((n*poz-z)/2)) | ^~~~ main.c:3:1: note: include '<math.h>' or provide a declaration of 'sqrt' 2 | #include <stdlib.h> +++ |+#include <math.h> 3 | #define MAXN 20000 main.c:48:16: warning: incompatible implicit declaration of built-in function 'sqrt' [-Wbuiltin-declaration-mismatch] 48 | if(sqrt(poz*poz-4*((n*poz-z)/2))*sqrt(poz*poz-4*((n*poz-z)/2))==poz*poz-4*((n*poz-z)/2)) | ^~~~ main.c:48:16: note: include '<math.h>' or provide a declaration of 'sqrt' main.c:10:5: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 10 | fscanf(fin, "%d", &p); | ^~~~~~~~~~~~~~~~~~~~~ main.c:12:5: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 12 | fscanf(fin, "%d", &n); | ^~~~~~~~~~~~~~~~~~~~~ main.c:18:9: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 18 | fscanf(fin, "%d", &k); | ^~~~~~~~~~~~~~~~~~~~~ main.c:24:13: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 24 | fscanf(fin, "%d", &nr); | ^~~~~~~~~~~~~~~~~~~~~~ main.c:42:9: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 42 | fscanf(fin, "%d", &z); | ^~~~~~~~~~~~~~~~~~~~~