Compilare: main.cpp:189:13: warning: multi-character character constant [-Wmultichar] dist[i] = 'INF'; ^~~~~ main.cpp:201:18: warning: multi-character character constant [-Wmultichar] if (dist[i] != 'INF') ^~~~~ main.cpp:9:1: warning: 'typedef' was ignored in this declaration typedef struct listNode ^~~~~~~ main.cpp: In function 'void insertQuery(listNode*&, listNode*&, int, int)': main.cpp:110:2: warning: statement has no effect [-Wunused-value] start; ^~~~~ main.cpp: In function 'void getList()': main.cpp:43:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ main.cpp:48:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &a, &b, &c); ^ main.cpp: In function 'int main()': main.cpp:180:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("dijkstra.in", "r", stdin); ^ main.cpp:181:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("dijkstra.out", "w", stdout); ^