Compilare: main.cpp: In function 'void trasee(int, int, int, int)': main.cpp:11:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1; i<=n; i++) ~^~~ main.cpp:15:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==n && s<x) ~^~~ main.cpp:20:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(s-pos[i-1][j]>=x) ~~~~~~~~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:33:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1; i<=n; i++) ~^~~ main.cpp:51:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1; i<=n; i++) ~^~~ main.cpp:31:45: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d%d%d",&cerinta,&n,&st,&dr); ^ main.cpp:35:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&x); ^