Compilare: user.cpp: In function ‘int main()’: user.cpp:66:15: warning: unused variable ‘var’ [-Wunused-variable] int i, j, var = 0, k, c1, c2, zid = 0, contor, min1 = 999999999, min2 = 999999999, min3, min4; ^ user.cpp:67:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.cpp:68:99: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d %d %d %d %d %d %d %d", &t1, &t2, &s1, &s2, &s3, &s4, &r1, &r2, &r3, &r4); ^ user.cpp:76:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &k); ^ user.cpp:78:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d", &c1, &c2); ^