| # | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1165553 | 2025-03-12 04:25:59 | sleepntsheep | Progression (NOI20_progression) | C++20 | Compilation error | 0 ms | 0 KiB |
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#include <stdio.h>
int max1(int i, int j) {
return i > j ? i : j;
}
int min1(int i, int j) {
return i < j ? i : j;
}
#define N (1333333)
struct Line {
using T = long long;
T m, c;
T operator()(T x) {
return x * m + c;
}
Line friend operator+(const Line &a, const Line &b) {
return Line{a.m + b.m, a.c + b.c};
}
void operator+=(const Line &o) {
m += o.m;
c += o.c;
}
Line friend operator*(const Line &a, T x) {
return Line{a.m * x, a.c * x};
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Compilation message (stderr)
Progression.cpp: In member function 'void<unnamed struct>::range_set(int, int, int, int, int, Line)':
Progression.cpp:88:34: error: no match for 'operator=' (operand types are 'Line' and 'int')
88 | lza[v] = 0;
| ^
Progression.cpp:13:8: note: candidate: 'constexpr Line& Line::operator=(const Line&)'
13 | struct Line {
| ^~~~
Progression.cpp:13:8: note: no known conversion for argument 1 from 'int' to 'const Line&'
Progression.cpp:13:8: note: candidate: 'constexpr Line& Line::operator=(Line&&)'
Progression.cpp:13:8: note: no known conversion for argument 1 from 'int' to 'Line&&'
Progression.cpp: In member function 'void<unnamed struct>::Node::p() const':
Progression.cpp:127:40: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
127 | printf(" Node{%d %d %d %d %d}\n", pv, pf, sv, sf, ans);
| ~^ ~~
| | |
| int long long int
| %lld
Progression.cpp:127:46: warning: format '%d' expects argument of type 'int', but argument 4 has type 'long long int' [-Wformat=]
127 | printf(" Node{%d %d %d %d %d}\n", pv, pf, sv, sf, ans);
| ~^ ~~
| | |
| int long long int
| %lld
Progression.cpp: In function 'int main()':
Progression.cpp:253:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
253 | scanf("%d%d", &n, &q);
| ~~~~~^~~~~~~~~~~~~~~~
Progression.cpp:255:22: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
255 | scanf("%d", &d);
| ~~~~~^~~~~~~~~~
Progression.cpp:264:22: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
264 | scanf("%d%d%d", &op, &l, &r);
| ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
Progression.cpp:266:30: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
266 | scanf("%d%d", &c, &s);
| ~~~~~^~~~~~~~~~~~~~~~