Compilare: user.cpp: In function ‘int main()’: user.cpp:22: warning: format ‘%I64d’ expects type ‘int*’, but argument 3 has type ‘long long int*’ user.cpp:25: warning: format ‘%I64d’ expects type ‘int’, but argument 3 has type ‘long long int’ user.cpp:43: warning: format ‘%I64d’ expects type ‘int’, but argument 3 has type ‘long long int’ user.cpp:45: warning: format ‘%I64d’ expects type ‘int’, but argument 3 has type ‘long long int’ user.cpp:19: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void dijkstra()’: user.cpp:58: warning: comparison between signed and unsigned integer expressions user.cpp:70: warning: comparison between signed and unsigned integer expressions