paralel.cpp: In function 'int main()': paralel.cpp:25: warning: format '%hd' expects type 'short int*', but argument 2 has type 'int*' paralel.cpp:25: warning: format '%hd' expects type 'short int*', but argument 3 has type 'int*' paralel.cpp:19: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result paralel.cpp:20: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result paralel.cpp:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result paralel.cpp:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result