Compilare: main.cpp: In function 'int main()': main.cpp:31:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("secv7.in", "r", stdin) ; ^ main.cpp:32:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("secv7.out", "w", stdout) ; ^ main.cpp:34:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n) ; ^ main.cpp:36:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",v + i) ; ^ main.cpp:50:9: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d %d %d", minn, a + 1, b) ; ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:44:5: warning: 'curr' may be used uninitialized in this function [-Wmaybe-uninitialized] if (minn > curr) { ^~