Compilare: user.cpp: In function ‘int main()’: user.cpp:40:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d%d", &n, &m); ^ user.cpp:44:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d", &val); ^ user.cpp:50:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d", &cerinta); ^ user.cpp:53:42: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d%d", &p, &val); ^ user.cpp:58:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d%d", &a, &b); ^ user.cpp:63:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d", &a); ^ user.cpp: In function ‘int cautBin(int, int)’: user.cpp:28:17: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (pas + sol <= n && interog (pas + sol) < x) ^ user.cpp: In function ‘int main()’: user.cpp:28:17: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:25:23: note: ‘sol’ was declared here int pas = PUTERE, sol; ^