2sah.cpp: In function 'int main()': 2sah.cpp:53: warning: format '%d' expects type 'int*', but argument 2 has type 'long long int*' 2sah.cpp:53: warning: format '%d' expects type 'int*', but argument 3 has type 'long long int*' 2sah.cpp:53: warning: format '%d' expects type 'int*', but argument 4 has type 'long long int*' 2sah.cpp:63: warning: unused variable 'i' 2sah.cpp:63: warning: unused variable 'j' 2sah.cpp:51: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result 2sah.cpp:52: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result 2sah.cpp:53: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result