Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:82:33: warning: narrowing conversion of 'dp[nod][0]' from 'long long int' to 'int' inside { } [-Wnarrowing] int local_dp[2] = {dp[nod][0],dp[nod][1]}; ~~~~~~~~~^ main.cpp:82:44: warning: narrowing conversion of 'dp[nod][1]' from 'long long int' to 'int' inside { } [-Wnarrowing] int local_dp[2] = {dp[nod][0],dp[nod][1]}; ~~~~~~~~~^ main.cpp: In function 'int i32()': main.cpp:22:32: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,LEN,f); ^ main.cpp:30:32: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,LEN,f); ^ main.cpp:38:32: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,LEN,f); ^