Eroare de compilare: main.cpp: In function 'int main()': main.cpp:46:58: error: 'fabs' was not declared in this scope cur = min(cur, (ld) fabs(it.first - b[i][j].first)); ^ main.cpp:52:62: error: 'fabs' was not declared in this scope cur = min(cur, (ld) fabs(it.first - b[i][j + 1].first)); ^ main.cpp:59:40: error: 'sqrt' was not declared in this scope sol += sqrt(cur * cur + dist * dist); ^ main.cpp:17:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("stalpi3.in", "r", stdin); ^ main.cpp:18:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("stalpi3.out", "w", stdout); ^ main.cpp:20:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &n, &dist); ^ main.cpp:23:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &x, &c); ^ main.cpp:28:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &x, &c); ^ Non zero exit status: 1