Eroare de compilare: main.cpp: In function 'int main()': main.cpp:42:5: error: 'FILE' was not declared in this scope FILE *f = fopen("arbint.in", "r"); ^~~~ main.cpp:42:11: error: 'f' was not declared in this scope FILE *f = fopen("arbint.in", "r"); ^ main.cpp:42:37: error: 'fopen' was not declared in this scope FILE *f = fopen("arbint.in", "r"); ^ main.cpp:43:11: error: 'g' was not declared in this scope FILE *g = fopen("arbint.out", "w"); ^ main.cpp:46:30: error: 'fscanf' was not declared in this scope fscanf(f, "%d %d", &N, &M); ^ main.cpp:61:67: error: 'fprintf' was not declared in this scope fprintf(g, "%d\n", query(a, 0, y - 1, z - 1, 0, N - 1)); ^ main.cpp:65:13: error: 'fclose' was not declared in this scope fclose(f); ^ main.cpp: In function 'int query(std::vector<int>&, int, int, int, int, int)': main.cpp:38:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ Non zero exit status: 1