제출 #1903

#제출 시각아이디문제언어결과실행 시간메모리
1903mh5664최댓값 (tutorial2)C++98
컴파일 에러
0 ms0 KiB
#include <stdio.h> FILE *in = fopen ("input.txt", "r"), *out = fopen ("output.txt", "w"); int GetMax (int n, int a[11]) { int max = -2147483647; for (int i = 0; i < n; ++i) { if (max < a[i]) { max = a[i]; } } return max; } int main () { int n, data[11]; fscanf (in, "%d", &n); for (int i = 0; i < n; ++i) { fscanf (in, "%d", &data[i]); } fprintf (out, "%d", GetMax (n, data)); fclose (in); fclose (out); return 1; }

컴파일 시 표준 에러 (stderr) 메시지

tutorial2.cpp: In function 'int main()':
tutorial2.cpp:21:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
tutorial2.cpp:25:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
/tmp/ccikX64s.o: In function `main':
tutorial2.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccr6ZK1m.o:grader.cpp:(.text.startup+0x0): first defined here
collect2: ld returned 1 exit status