Compilare: user.cpp: In function ‘void solve()’: user.cpp:261:42: warning: too many arguments for format [-Wformat-extra-args] fprintf(g, "%d \n", bitsMax(), mx); ^ user.cpp:222:16: warning: unused variable ‘j’ [-Wunused-variable] int i, mx, j; ^ user.cpp:220:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &k, &n); ^ user.cpp:225:102: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &bit[i]), bit2[i].bit = bit[i], bit2[i].poz = i, sum[i] = sum[i - 1] + bit[i]; ^ user.cpp:233:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &a, &b); ^ user.cpp: In function ‘int bitsMax()’: user.cpp:157:25: warning: ‘pozb’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(pozb == poz) ^ user.cpp:155:38: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] bits[poz] = 1; ^