Compilare: main.cpp: In function 'int main()': main.cpp:25:24: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &t); ^ main.cpp:31:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &p); ^ main.cpp: In function 'void initf()': main.cpp:9:27: warning: array subscript is above array bounds [-Warray-bounds] f[2] = f[3] = f[5] = f[7] = 1; ~~~^ main.cpp: In function 'int main()': main.cpp:9:27: warning: array subscript is above array bounds [-Warray-bounds] f[2] = f[3] = f[5] = f[7] = 1; ~~~^