Compilare: main.cpp: In function 'bool dijkstra()': main.cpp:66:19: warning: variable 'cc' set but not used [-Wunused-but-set-variable] int fm = inf, cc = 0; ^~ main.cpp: In function 'int main()': main.cpp:141:21: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=] printf("%d", rez); ^ main.cpp:122:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("fmcm.in", "rt", stdin); ^ main.cpp:123:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("fmcm.out", "wt", stdout); ^ main.cpp:124:41: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d", &n, &m, &S, &D); ^ main.cpp:129:48: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d", &x, &y, &cap, &ct); ^