Eroare de compilare: main.cpp: In function 'int euclid(int, int)': main.cpp:10:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(b==0) ^~ main.cpp:11:14: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' return a;freopen("euclid2.in", "r", stdin); ^~~~~~~ main.cpp:14:18: error: 'T' was not declared in this scope scanf("%d", &T); ^ main.cpp:17:25: error: 'A' was not declared in this scope scanf("%d %d", &A, &B); ^ main.cpp:17:29: error: 'B' was not declared in this scope scanf("%d %d", &A, &B); ^ main.cpp:18:32: error: 'gcd' was not declared in this scope printf("%d\n", gcd(A, B)); ^ main.cpp: In function 'int main()': main.cpp:27:18: error: 't' was not declared in this scope scanf("%d", &t); ^ main.cpp: In function 'int euclid(int, int)': main.cpp:11:47: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] return a;freopen("euclid2.in", "r", stdin); ^ main.cpp:12:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("euclid2.out", "w", stdout); ^ main.cpp: In function 'int main()': main.cpp:24:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("euclid2.in", "r", stdin); ^ main.cpp:25:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("euclid2.out", "w", stdout); ^ main.cpp:30:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &a, &b); ^ Non zero exit status: 1