lsort.cpp: In function 'void read_data()': lsort.cpp:11: warning: format '%d' expects type 'int*', but argument 2 has type 'short int*' lsort.cpp:13: warning: format '%d' expects type 'int*', but argument 2 has type 'short int*' lsort.cpp:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result lsort.cpp:13: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result lsort.cpp: In function 'int main()': lsort.cpp:55: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result lsort.cpp:56: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result